var menuencours=false;
	var imageoff='';
	var imageon='';
	var nomimage='';
	
	function intitmenu(nom_image,image_off,image_on)
	{
		imageoff=image_off;
		imageon=image_on;
		nomimage=nom_image
		if (!menuencours)
		 {
			 menuencours=true;
			 var ep =null
			 var vp =null
			 var tp =null
			if (document.getElementById) {
			  ep = document.getElementById('ong_ep');
			  vp = document.getElementById('ong_vp');
			  tp = document.getElementById('ong_tp');
			} 
			else if (document.all) 
				{
				  ep = document.all['ong_ep'];
				  ep = document.all['ong_vp'];
				  ep = document.all['ong_tp'];
				 } 
				//for (i=0;i<=1400;i=i+1)
				
			ep.style.left = -144 + 'px';
			vp.style.left = -147 + 'px';
			tp.style.left = -139+ 'px';
		 }
	}
	
	function glissergauche()
	 {
	// alert('aa');
		if (!menuencours)
		{
			 var ep =null
			 var vp =null
			 var tp =null
			 var ok1=0;
			 var ok2=0;
			 var ok3=0;
			if (document.getElementById) {
			  ep = document.getElementById('ong_ep');
			  vp = document.getElementById('ong_vp');
			  tp = document.getElementById('ong_tp');
			} 
			else if (document.all) 
				{
				  ep = document.all['ong_ep'];
				  ep = document.all['ong_vp'];
				  ep = document.all['ong_tp'];
				 } 
				while (ok1 == 0 || ok2==0 || ok3==0)
				{
				pos=ep.style.left.lastIndexOf('px');
				val= parseFloat(ep.style.left.substring(0,pos)) -20;
				if (val >= -144)
				{
					ep.style.left = val + 'px';
				}
				else
				{
					ep.style.left = -144 + 'px';
					ok1=1;
				}
				pos=vp.style.left.lastIndexOf('px');
				val= parseFloat(vp.style.left.substring(0,pos)) -20;	
				if (val >=-147)
				{
					vp.style.left = val + 'px'
				}
				else
				{
					vp.style.left = -147 + 'px'
					ok2=1;
				}
				pos=tp.style.left.lastIndexOf('px');
				val= parseFloat(tp.style.left.substring(0,pos)) -20;	
				if (val >= -139)
				{
					tp.style.left = val + 'px';
				}
				else
				{
					tp.style.left = -139+ 'px';
					ok3=1;
				}
				}
				if (ok1==1 && ok2==1 && ok3==1)
				/*{
					//setTimeout ("glissergauche();",1);
				}
				else*/
				{
					menuencours=false;	
					if (nomimage != '')
					{
	  					eval('document.'+nomimage+'.src=\''+imageoff+'\';');
					}
				}
		}
	}
	function glisserdroit()
	 {
		 var ep =null
		 var vp =null
		 var tp =null
		 var ok1=0;
		 var ok2=0;
		 var ok3=0;
		if (document.getElementById) {
		  ep = document.getElementById('ong_ep');
		  vp = document.getElementById('ong_vp');
		  tp = document.getElementById('ong_tp');
		} 
		else if (document.all) 
			{
			  ep = document.all['ong_ep'];
			  ep = document.all['ong_vp'];
			  ep = document.all['ong_tp'];
			 } 
			while  (ok1==0 || ok2==0 || ok3==0)
			{
			pos=ep.style.left.lastIndexOf('px');
			val= parseFloat(ep.style.left.substring(0,pos)) +20;
			//alert (val);
			if (val <= 2)
			{
				ep.style.left = val + 'px';
			}
			else
			{
				ep.style.left = 2 + 'px';
				ok1=1;

			}
			
			pos=vp.style.left.lastIndexOf('px');
			val= val= parseFloat(vp.style.left.substring(0,pos)) +20;	
			if (val <=152)
			{
				vp.style.left = val + 'px'
			}
			else
			{
				vp.style.left = 152 + 'px'
				ok2=1;
			}
			
			pos=tp.style.left.lastIndexOf('px');
			val= val= parseFloat(tp.style.left.substring(0,pos)) +20;	
			if (val <= 309)
			{
				tp.style.left = val + 'px';
			}
			else
			{
				tp.style.left = 309 + 'px';
				ok3=1;
			}
			}
			if (ok1==1 && ok2==1 & ok3==1)
			/*{
				
				//setTimeout ("glisserdroit();",0);
				
			}
			else*/
			{
				if (nomimage)
				{
	  			eval('document.'+nomimage+'.src=\''+imageon+'\';');
				}
				menuencours=false;
			}
	}
	
	function afficheserviceclient()
	{
		eval('document.'+nomimage+'.src=\''+imageon+'\';');
	}