var no = 0;
	var max = 3;
    	var Images = new Array(max + 1);
	Images[0]  = new Image();
	Images[0].src = 'diapo_serveurs_jaunes_mini.jpg';
	Images[1]  = new Image();
	Images[1].src = 'diapo_salle_serveurs.png';	
	Images[2]  = new Image();
	Images[2].src = 'diapo_laptop.png';	
	Images[3]  = new Image();
	Images[3].src = 'diapo_laptops_un_jaune.png';		
	
	function iPlus()
	{			
		if(no < max)
		{
			no++;
			iFrame(Images[no]);

		}
	}
	
	function iMinus()
	{
		if(no > 0)
		{
			no--;
			iFrame(Images[no]);			
		}
	}
	
   	function iFrame(img)
	{	
		document.getElementById('diaporama').src=img.src;
	}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function ImgRestore(obj,img_src){
	obj.src = img_src;
}
function swapImage(obj, img_src)
{
	obj.src = img_src;
}