GUIDE
					- Left-click and drag the background to move the graph
- Left-click and drag the nodes to reorganize
- Left-click a node to view first level connections
- Double left-click a node to navigate to its page
- Double left-click the background to zoom in
- Right-click the background to zoom out
					sigma.utils.pkg('sigma.canvas.nodes');
sigma.canvas.nodes.image = (function() {
  var _cache = {},
      _loading = {},
      _callbacks = {};
  // Return the renderer itself:
  var renderer = function(node, context, settings) {
    var args = arguments,
        prefix = settings('prefix') || '',
        size = node[prefix + 'size'],
        color = node.color || settings('defaultNodeColor'),
        url = node.url;
    if (_cache[url]) {
      context.save();
      // Draw the clipping disc:
      context.beginPath();
      context.arc(
        node[prefix + 'x'],
        node[prefix + 'y'],
        node[prefix + 'size'],
        0,
        Math.PI * 2,
        true
      );
      context.closePath();
      context.clip();
      // Draw the image
      context.drawImage(
        _cache[url],
        node[prefix + 'x'] - size,
        node[prefix + 'y'] - size,
        2 * size,
        2 * size
      );
      // Quit the "clipping mode":
      context.restore();
      // Draw the border:
      context.beginPath();
      context.arc(
        node[prefix + 'x'],
        node[prefix + 'y'],
        node[prefix + 'size'],
        0,
        Math.PI * 2,
        true
      );
      context.lineWidth = 1;
      context.strokeStyle = node.color || settings('defaultNodeColor');
      context.stroke();
    } else {
      sigma.canvas.nodes.image.cache(url);
      sigma.canvas.nodes.def.apply(
        sigma.canvas.nodes,
        args
      );
    }
  };
  // Let's add a public method to cache images, to make it possible to
  // preload images before the initial rendering:
  renderer.cache = function(url, callback) {
    if (callback)
      _callbacks[url] = callback;
    if (_loading[url])
      return;
    var img = new Image();
    img.onload = function() {
      _loading[url] = false;
      _cache[url] = img;
      if (_callbacks[url]) {
        _callbacks[url].call(this, img);
        delete _callbacks[url];
      }
    };
    _loading[url] = true;
    img.src = url;
  };
  return renderer;
})();
var i,
    s,
    o,
    offset_left = 0.5,
    N = 1,
    E = 40,
    C = 5,
    d = 0.5,
    cs = [],
    g = {
      nodes: [],
      edges: []
    };
if (!sigma.classes.graph.hasMethod('neighbors')){
sigma.classes.graph.addMethod('neighbors', function(nodeId) {
    var k,
        neighbors = {},
        index = this.allNeighborsIndex[nodeId] || {};
    for (k in index)
      neighbors[k] = this.nodesIndex[k];
    return neighbors;
  });
  }
//adding the central node
g.nodes.push({
	id: 2669,
	label: 'Sean Kennedy',
    type: 'image',
    url: 'https://research.pasteur.fr/wp-content/uploads/2015/03/Kennedy-150x150.jpg',
    x: 0,
    y: 0,
	size: 30,
	color: '#DDDDDD'
});
var biggest_node_size = 0;
N=19
	// adding node
	var x_node = Math.cos(2 * 0 * Math.PI / N) * 10;
	var y_node = Math.sin(2 * 0 * Math.PI / N) * 10;
	g.nodes.push({
		id: 193985,
		label: 'PROGRAM_PROJECT: Microbiotalogie',
	    x: x_node,
	    y: y_node,
	    type: 'image',
	    url: '',
	    page_url: 'https://research.pasteur.fr/fr/program_project/microbiotalogy/',
		size: 35,
		color: '#DDDDDD'
	});
	//link content to central post
    g.edges.push({
      id: 2669193985,
      size: 0.5,
      source: 2669,
      target: 193985,
    });
	
		
					//check if content already exist
				
				if (x_node<0){
					x_site = x_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					x_site = x_node + ((Math.random() * 2)-1) + offset_left;
				}
	
				if (y_node<0){
					y_site = y_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					y_site = y_node + ((Math.random() * 2)-1) + offset_left;
				}
	
	
				// adding site
				g.nodes.push({
					id: 58995,
					label: 'Mallory Perrin-Wolff',
			    	type: 'image',
			    	url: 'https://research.pasteur.fr/wp-content/uploads/2017/05/research_pasteur-mallory-perrin-wolff-150x150.jpg',
			    	page_url: 'https://research.pasteur.fr/fr/member/mallory-perrin-wolff/',
			    	x: x_site,
			    	y: y_site,
					size: 10,
					color: '#dddddd'
				});
	
	    		
	    		//link to content
		    	g.edges.push({
		      	id: 19398558995,
		      	size: 0.5,
		      	source: 193985,
		      	target: 58995		    	});
	
	
	
	
								
			
					//check if content already exist
				
				if (x_node<0){
					x_site = x_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					x_site = x_node + ((Math.random() * 2)-1) + offset_left;
				}
	
				if (y_node<0){
					y_site = y_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					y_site = y_node + ((Math.random() * 2)-1) + offset_left;
				}
	
	
				// adding site
				g.nodes.push({
					id: 187008,
					label: 'Elodie Dandelot',
			    	type: 'image',
			    	url: 'https://research.pasteur.fr/wp-content/uploads/2022/09/research_pasteur-elodie-dandelot-1516808045836-150x150.jpg',
			    	page_url: 'https://research.pasteur.fr/fr/member/elodie-dandelot/',
			    	x: x_site,
			    	y: y_site,
					size: 10,
					color: '#dddddd'
				});
	
	    		
	    		//link to content
		    	g.edges.push({
		      	id: 193985187008,
		      	size: 0.5,
		      	source: 193985,
		      	target: 187008		    	});
	
	
	
	
								
			
					//check if content already exist
				
				if (x_node<0){
					x_site = x_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					x_site = x_node + ((Math.random() * 2)-1) + offset_left;
				}
	
				if (y_node<0){
					y_site = y_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					y_site = y_node + ((Math.random() * 2)-1) + offset_left;
				}
	
	
				// adding site
				g.nodes.push({
					id: 4225,
					label: 'Gérard Eberl',
			    	type: 'image',
			    	url: 'https://research.pasteur.fr/wp-content/uploads/2015/07/research.pasteur.fr_eberl-150x150.jpg',
			    	page_url: 'https://research.pasteur.fr/fr/member/gerard-eberl/',
			    	x: x_site,
			    	y: y_site,
					size: 10,
					color: '#dddddd'
				});
	
	    		
	    		//link to content
		    	g.edges.push({
		      	id: 1939854225,
		      	size: 0.5,
		      	source: 193985,
		      	target: 4225		    	});
	
	
	
	
								
			
					//check if content already exist
				
				if (x_node<0){
					x_site = x_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					x_site = x_node + ((Math.random() * 2)-1) + offset_left;
				}
	
				if (y_node<0){
					y_site = y_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					y_site = y_node + ((Math.random() * 2)-1) + offset_left;
				}
	
	
				// adding site
				g.nodes.push({
					id: 102850,
					label: 'Marion Berard',
			    	type: 'image',
			    	url: '',
			    	page_url: 'https://research.pasteur.fr/fr/member/marion-berard/',
			    	x: x_site,
			    	y: y_site,
					size: 10,
					color: '#dddddd'
				});
	
	    		
	    		//link to content
		    	g.edges.push({
		      	id: 193985102850,
		      	size: 0.5,
		      	source: 193985,
		      	target: 102850		    	});
	
	
	
	
								
			
					//check if content already exist
				
				if (x_node<0){
					x_site = x_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					x_site = x_node + ((Math.random() * 2)-1) + offset_left;
				}
	
				if (y_node<0){
					y_site = y_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					y_site = y_node + ((Math.random() * 2)-1) + offset_left;
				}
	
	
				// adding site
				g.nodes.push({
					id: 4282,
					label: 'Laurent Debarbieux',
			    	type: 'image',
			    	url: 'https://research.pasteur.fr/wp-content/uploads/2015/09/research.pasteur.fr_ld-150x150.jpg',
			    	page_url: 'https://research.pasteur.fr/fr/member/laurent-debarbieux/',
			    	x: x_site,
			    	y: y_site,
					size: 10,
					color: '#dddddd'
				});
	
	    		
	    		//link to content
		    	g.edges.push({
		      	id: 1939854282,
		      	size: 0.5,
		      	source: 193985,
		      	target: 4282		    	});
	
	
	
	
								
			
					//check if content already exist
				
				if (x_node<0){
					x_site = x_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					x_site = x_node + ((Math.random() * 2)-1) + offset_left;
				}
	
				if (y_node<0){
					y_site = y_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					y_site = y_node + ((Math.random() * 2)-1) + offset_left;
				}
	
	
				// adding site
				g.nodes.push({
					id: 4094,
					label: 'Javier Pizarro-Cerda',
			    	type: 'image',
			    	url: 'https://research.pasteur.fr/wp-content/uploads/2015/05/research_pasteur-javier-pizarro-cerda-javier-pizarro-1300-1-150x150.jpg',
			    	page_url: 'https://research.pasteur.fr/fr/member/javier-pizarro-cerda/',
			    	x: x_site,
			    	y: y_site,
					size: 10,
					color: '#dddddd'
				});
	
	    		
	    		//link to content
		    	g.edges.push({
		      	id: 1939854094,
		      	size: 0.5,
		      	source: 193985,
		      	target: 4094		    	});
	
	
	
	
								
			
					//check if content already exist
				
	
				// update node size depending on the amount of edges
				g.nodes.forEach(function(n) {
					if (n.id == 2669) {
						n.size = n.size + 8;
					}
				});
	
	
	    		
	    		//link to content
		    	g.edges.push({
		      	id: 1939852669,
		      	size: 0.5,
		      	source: 193985,
		      	target: 2669		    	});
	
	
	
	
								
			
	
	
	// adding node
	var x_node = Math.cos(2 * 1 * Math.PI / N) * 10;
	var y_node = Math.sin(2 * 1 * Math.PI / N) * 10;
	g.nodes.push({
		id: 144880,
		label: 'PROJECT: Oncobiomics – THE (heterogenity tumor ecosystem)',
	    x: x_node,
	    y: y_node,
	    type: 'image',
	    url: '',
	    page_url: 'https://research.pasteur.fr/fr/project/oncobiomics-the-heterogenity-tumor-ecosystem/',
		size: 35,
		color: '#DDDDDD'
	});
	//link content to central post
    g.edges.push({
      id: 2669144880,
      size: 0.5,
      source: 2669,
      target: 144880,
    });
	
		
					//check if content already exist
				
				if (x_node<0){
					x_site = x_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					x_site = x_node + ((Math.random() * 2)-1) + offset_left;
				}
	
				if (y_node<0){
					y_site = y_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					y_site = y_node + ((Math.random() * 2)-1) + offset_left;
				}
	
	
				// adding site
				g.nodes.push({
					id: 81480,
					label: 'Emma Bergsten',
			    	type: 'image',
			    	url: '',
			    	page_url: 'https://research.pasteur.fr/fr/member/emma-bergsten/',
			    	x: x_site,
			    	y: y_site,
					size: 10,
					color: '#dddddd'
				});
	
	    		
	    		//link to content
		    	g.edges.push({
		      	id: 14488081480,
		      	size: 0.5,
		      	source: 144880,
		      	target: 81480		    	});
	
	
	
	
								
			
					//check if content already exist
				
	
				// update node size depending on the amount of edges
				g.nodes.forEach(function(n) {
					if (n.id == 2669) {
						n.size = n.size + 8;
					}
				});
	
	
	    		
	    		//link to content
		    	g.edges.push({
		      	id: 1448802669,
		      	size: 0.5,
		      	source: 144880,
		      	target: 2669		    	});
	
	
	
	
								
			
					//check if content already exist
				
				if (x_node<0){
					x_site = x_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					x_site = x_node + ((Math.random() * 2)-1) + offset_left;
				}
	
				if (y_node<0){
					y_site = y_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					y_site = y_node + ((Math.random() * 2)-1) + offset_left;
				}
	
	
				// adding site
				g.nodes.push({
					id: 79817,
					label: 'Iradj Sobhani',
			    	type: 'image',
			    	url: 'https://research.pasteur.fr/wp-content/uploads/2016/11/research.pasteur.fr_capture-d’écran-2016-11-28-à-18.43.44-150x150.jpg',
			    	page_url: 'https://research.pasteur.fr/fr/epartner/iradj-sobhani/',
			    	x: x_site,
			    	y: y_site,
					size: 10,
					color: '#dddddd'
				});
	
	    		
	    		//link to content
		    	g.edges.push({
		      	id: 14488079817,
		      	size: 0.5,
		      	source: 144880,
		      	target: 79817		    	});
	
	
	
	
								
			
					//check if content already exist
				
				if (x_node<0){
					x_site = x_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					x_site = x_node + ((Math.random() * 2)-1) + offset_left;
				}
	
				if (y_node<0){
					y_site = y_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					y_site = y_node + ((Math.random() * 2)-1) + offset_left;
				}
	
	
				// adding site
				g.nodes.push({
					id: 4780,
					label: 'Philippe Sansonetti',
			    	type: 'image',
			    	url: 'https://research.pasteur.fr/wp-content/uploads/2015/06/research.pasteur.fr_philippe-sansonetti-150x150.jpg',
			    	page_url: 'https://research.pasteur.fr/fr/member/philippe-sansonetti__trashed/',
			    	x: x_site,
			    	y: y_site,
					size: 10,
					color: '#dddddd'
				});
	
	    		
	    		//link to content
		    	g.edges.push({
		      	id: 1448804780,
		      	size: 0.5,
		      	source: 144880,
		      	target: 4780		    	});
	
	
	
	
								
			
					//check if content already exist
				
				if (x_node<0){
					x_site = x_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					x_site = x_node + ((Math.random() * 2)-1) + offset_left;
				}
	
				if (y_node<0){
					y_site = y_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					y_site = y_node + ((Math.random() * 2)-1) + offset_left;
				}
	
	
				// adding site
				g.nodes.push({
					id: 7857,
					label: 'Laurence Motreff',
			    	type: 'image',
			    	url: 'https://research.pasteur.fr/wp-content/uploads/2018/09/research_pasteur-lm-150x150.jpg',
			    	page_url: 'https://research.pasteur.fr/fr/member/laurence-motreff/',
			    	x: x_site,
			    	y: y_site,
					size: 10,
					color: '#dddddd'
				});
	
	    		
	    		//link to content
		    	g.edges.push({
		      	id: 1448807857,
		      	size: 0.5,
		      	source: 144880,
		      	target: 7857		    	});
	
	
	
	
								
			
					//check if content already exist
				
				if (x_node<0){
					x_site = x_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					x_site = x_node + ((Math.random() * 2)-1) + offset_left;
				}
	
				if (y_node<0){
					y_site = y_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					y_site = y_node + ((Math.random() * 2)-1) + offset_left;
				}
	
	
				// adding site
				g.nodes.push({
					id: 110736,
					label: 'Juliana Pipoli Da Fonseca',
			    	type: 'image',
			    	url: 'https://research.pasteur.fr/wp-content/uploads/2018/09/research_pasteur-lecot6m-150x150.jpg',
			    	page_url: 'https://research.pasteur.fr/fr/member/juliana-pipoli-da-fonseca/',
			    	x: x_site,
			    	y: y_site,
					size: 10,
					color: '#dddddd'
				});
	
	    		
	    		//link to content
		    	g.edges.push({
		      	id: 144880110736,
		      	size: 0.5,
		      	source: 144880,
		      	target: 110736		    	});
	
	
	
	
								
			
					//check if content already exist
				
				if (x_node<0){
					x_site = x_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					x_site = x_node + ((Math.random() * 2)-1) + offset_left;
				}
	
				if (y_node<0){
					y_site = y_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					y_site = y_node + ((Math.random() * 2)-1) + offset_left;
				}
	
	
				// adding site
				g.nodes.push({
					id: 4219,
					label: 'Marc Monot',
			    	type: 'image',
			    	url: 'https://research.pasteur.fr/wp-content/uploads/2015/08/research.pasteur.fr_marc_icone-150x150.jpg',
			    	page_url: 'https://research.pasteur.fr/fr/member/marc-monot/',
			    	x: x_site,
			    	y: y_site,
					size: 10,
					color: '#dddddd'
				});
	
	    		
	    		//link to content
		    	g.edges.push({
		      	id: 1448804219,
		      	size: 0.5,
		      	source: 144880,
		      	target: 4219		    	});
	
	
	
	
								
			
					//check if content already exist
				
				if (x_node<0){
					x_site = x_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					x_site = x_node + ((Math.random() * 2)-1) + offset_left;
				}
	
				if (y_node<0){
					y_site = y_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					y_site = y_node + ((Math.random() * 2)-1) + offset_left;
				}
	
	
				// adding site
				g.nodes.push({
					id: 63340,
					label: 'Thomas Cokelaer',
			    	type: 'image',
			    	url: 'https://research.pasteur.fr/wp-content/uploads/2018/09/research_pasteur-portrait-1-150x150.png',
			    	page_url: 'https://research.pasteur.fr/fr/member/thomas-cokelaer/',
			    	x: x_site,
			    	y: y_site,
					size: 10,
					color: '#dddddd'
				});
	
	    		
	    		//link to content
		    	g.edges.push({
		      	id: 14488063340,
		      	size: 0.5,
		      	source: 144880,
		      	target: 63340		    	});
	
	
	
	
								
			
					//check if content already exist
				
				if (x_node<0){
					x_site = x_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					x_site = x_node + ((Math.random() * 2)-1) + offset_left;
				}
	
				if (y_node<0){
					y_site = y_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					y_site = y_node + ((Math.random() * 2)-1) + offset_left;
				}
	
	
				// adding site
				g.nodes.push({
					id: 7872,
					label: 'Imène Najjar',
			    	type: 'image',
			    	url: 'https://research.pasteur.fr/wp-content/uploads/2015/07/research.pasteur.fr_najjar.jpg',
			    	page_url: 'https://research.pasteur.fr/fr/member/imene-najjar/',
			    	x: x_site,
			    	y: y_site,
					size: 10,
					color: '#dddddd'
				});
	
	    		
	    		//link to content
		    	g.edges.push({
		      	id: 1448807872,
		      	size: 0.5,
		      	source: 144880,
		      	target: 7872		    	});
	
	
	
	
								
			
					//check if content already exist
				
				if (x_node<0){
					x_site = x_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					x_site = x_node + ((Math.random() * 2)-1) + offset_left;
				}
	
				if (y_node<0){
					y_site = y_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					y_site = y_node + ((Math.random() * 2)-1) + offset_left;
				}
	
	
				// adding site
				g.nodes.push({
					id: 4798,
					label: 'Thierry Pedron',
			    	type: 'image',
			    	url: '',
			    	page_url: 'https://research.pasteur.fr/fr/?post_type=member&p=4798',
			    	x: x_site,
			    	y: y_site,
					size: 10,
					color: '#dddddd'
				});
	
	    		
	    		//link to content
		    	g.edges.push({
		      	id: 1448804798,
		      	size: 0.5,
		      	source: 144880,
		      	target: 4798		    	});
	
	
	
	
								
			
					//check if content already exist
				
				if (x_node<0){
					x_site = x_node + ((Math.random() * 2)-1) - offset_left;
				}else{
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			    	url: 'https://research.pasteur.fr/wp-content/uploads/2015/07/research.pasteur.fr_haikine-150x150.jpeg',
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					label: 'Chloé Baum',
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			    	url: 'https://research.pasteur.fr/wp-content/uploads/2022/01/research_pasteur-chloe-baum-b49c9dd9-4311-4bf9-a009-e56568ff7194-1-150x150.jpg',
			    	page_url: 'https://research.pasteur.fr/fr/member/chloe-baum/',
			    	x: x_site,
			    	y: y_site,
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					label: 'Yakov Vitrenko',
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			    	url: 'https://research.pasteur.fr/wp-content/uploads/2022/05/research_pasteur-yakov-vitrenko-avatar-1-150x150.jpg',
			    	page_url: 'https://research.pasteur.fr/fr/member/yakov-vitrenko/',
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			    	y: y_site,
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					color: '#dddddd'
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				// adding site
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					label: 'Azimdine Habib',
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			    	url: 'https://research.pasteur.fr/wp-content/uploads/2022/10/research_pasteur-azimdine-habib-photo-le-26-04-2022-ae-15.09-150x150.jpeg',
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					label: 'Florence Jagorel',
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			    	page_url: 'https://research.pasteur.fr/fr/member/florence-jagorel/',
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					label: 'Rania Ouazahrou',
			    	type: 'image',
			    	url: '',
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	    y: y_node,
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		label: 'PROJECT: Whole-Genome Sequencing (WGS)',
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	    y: y_node,
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				// adding site
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					label: 'Christine Fanaud',
			    	type: 'image',
			    	url: '',
			    	page_url: 'https://research.pasteur.fr/fr/member/christine-fanaud/',
			    	x: x_site,
			    	y: y_site,
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					color: '#dddddd'
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				// adding site
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					label: 'Hélène Laude',
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			    	url: 'https://research.pasteur.fr/wp-content/uploads/2018/10/research_pasteur-photo_helene_laude-150x150.jpg',
			    	page_url: 'https://research.pasteur.fr/fr/member/helene-laude/',
			    	x: x_site,
			    	y: y_site,
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					color: '#dddddd'
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				// adding site
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					id: 7879,
					label: 'Philippe Esterre',
			    	type: 'image',
			    	url: 'https://research.pasteur.fr/wp-content/uploads/2015/07/research.pasteur.fr_esterre.jpg',
			    	page_url: 'https://research.pasteur.fr/fr/member/philippe-esterre/',
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			    	y: y_site,
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					color: '#dddddd'
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				// adding site
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					label: 'Laurence Arowas',
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			    	url: 'https://research.pasteur.fr/wp-content/uploads/2018/01/research_pasteur-la-150x150.jpg',
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			    	y: y_site,
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					color: '#dddddd'
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					label: 'Blanca Liliana Perlaza',
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					label: 'Linda Sangari',
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			    	type: 'image',
			    	url: 'https://research.pasteur.fr/wp-content/uploads/2015/09/research.pasteur.fr_l1000961-150x150.jpg',
			    	page_url: 'https://research.pasteur.fr/fr/member/anavaj-sakuntabhai/',
			    	x: x_site,
			    	y: y_site,
					size: 10,
					color: '#dddddd'
				});
	
	    		
	    		//link to content
		    	g.edges.push({
		      	id: 944654764,
		      	size: 0.5,
		      	source: 94465,
		      	target: 4764		    	});
	
	
	
	
								
			
					//check if content already exist
				
				if (x_node<0){
					x_site = x_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					x_site = x_node + ((Math.random() * 2)-1) + offset_left;
				}
	
				if (y_node<0){
					y_site = y_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					y_site = y_node + ((Math.random() * 2)-1) + offset_left;
				}
	
	
				// adding site
				g.nodes.push({
					id: 80515,
					label: 'Aude Nassif',
			    	type: 'image',
			    	url: '',
			    	page_url: 'https://research.pasteur.fr/fr/member/aude-nassif/',
			    	x: x_site,
			    	y: y_site,
					size: 10,
					color: '#dddddd'
				});
	
	    		
	    		//link to content
		    	g.edges.push({
		      	id: 9446580515,
		      	size: 0.5,
		      	source: 94465,
		      	target: 80515		    	});
	
	
	
	
								
			
					//check if content already exist
				
				if (x_node<0){
					x_site = x_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					x_site = x_node + ((Math.random() * 2)-1) + offset_left;
				}
	
				if (y_node<0){
					y_site = y_node + ((Math.random() * 2)-1) - offset_left;
				}else{
					y_site = y_node + ((Math.random() * 2)-1) + offset_left;
				}
	
	
				// adding site
				g.nodes.push({
					id: 80519,
					label: 'Maia Delage Toriel',
			    	type: 'image',
			    	url: 'https://research.pasteur.fr/wp-content/uploads/2017/03/research.pasteur.fr_maia-150x150.jpg',
			    	page_url: 'https://research.pasteur.fr/fr/member/maia-delage-toriel/',
			    	x: x_site,
			    	y: y_site,
					size: 10,
					color: '#dddddd'
				});
	
	    		
	    		//link to content
		    	g.edges.push({
		      	id: 9446580519,
		      	size: 0.5,
		      	source: 94465,
		      	target: 80519		    	});
	
	
	
	
								
			
	
	
var s = new sigma({
  //container: document.getElementById('graph-main'),
  graph: g,
  renderer: {
    // IMPORTANT:
    // This works only with the canvas renderer, so the
    // renderer type set as "canvas" is necessary here.
    container: document.getElementById('graph-main'),
    type: 'canvas'
  },
  settings: {
    minNodeSize: 6,
    maxNodeSize: 35,
    mouseWheelEnabled: false,
    font: 'Montserrat',
    labelThreshold:25,
    borderSize:1,
    defaultNodeBorderColor: '#999',
    sideMargin:25,
  }
});
// We first need to save the original colors of our
// nodes and edges, like this:
s.graph.nodes().forEach(function(n) {
	n.originalColor = n.color;
});
s.graph.edges().forEach(function(e) {
	e.originalColor = e.color;
});
// When a node is clicked, we check for each node
// if it is a neighbor of the clicked one. If not,
// we set its color as grey, and else, it takes its
// original color.
// We do the same for the edges, and we only keep
// edges that have both extremities colored.
s.bind('clickNode', function(e) {
	var nodeId = e.data.node.id,
	    toKeep = s.graph.neighbors(nodeId);
	toKeep[nodeId] = e.data.node;
	s.graph.nodes().forEach(function(n) {
	  if (toKeep[n.id])
	    n.color = '#35a9f5';
	  else
	    n.color = '#dddddd';
	});
	s.graph.edges().forEach(function(e) {
	  if (toKeep[e.source] && toKeep[e.target])
	    e.color = '#35a9f5';
	  else
	    e.color = '#dddddd';
	});
	// Since the data has been modified, we need to
	// call the refresh method to make the colors
	// update effective.
	s.refresh();
});
// When the stage is clicked, we just color each
// node and edge with its original color.
s.bind('clickStage', function(e) {
	s.graph.nodes().forEach(function(n) {
	  n.color = n.originalColor;
	});
	s.graph.edges().forEach(function(e) {
	  e.color = e.originalColor;
	});
	// Same as in the previous event:
	s.refresh();
});
s.bind("doubleClickNode", function (e) {
	$("#canvas-wrap, .sigma-scene, .sigma-mouse").val();
	ajax_load_page( e.data.node.page_url );
});
var c = s.camera;
s.bind("rightClickStage", function (e) {
	sigma.misc.animation.camera(c, {
	  ratio: c.ratio * c.settings('zoomingRatio')
	}, {
	  duration: 200
	});
});
// Configure the noverlap layout:
var noverlapListener = s.configNoverlap({
  nodeMargin: 10,
  scaleNodes: 0.3,
  gridSize: 1,
  easing: 'quadraticInOut', // animation transition function
  duration: 4000   // animation duration. Long here for the purposes of this example only
});
// Bind the events:
noverlapListener.bind('start stop interpolate', function(e) {
  //console.log(e.type);
  if(e.type === 'start') {
    //console.time('noverlap');
  }
  if(e.type === 'interpolate') {
    //console.timeEnd('noverlap');
  }
});
// Start the layout:
s.startNoverlap();
//s.refresh();
// Initialize the dragNodes plugin:
var dragListener = sigma.plugins.dragNodes(s, s.renderers[0]);
dragListener.bind('startdrag', function(event) {
});
dragListener.bind('drag', function(event) {
});
dragListener.bind('drop', function(event) {
});
dragListener.bind('dragend', function(event) {
});