if(navigator.userAgent.indexOf("Firefox")!=-1)
		{
		var versionindex=navigator.userAgent.indexOf("Firefox")+8;
		}
		
if (parseInt(navigator.userAgent.charAt(versionindex))>=1)
		{
		document.write('<link href="feuilles_de_style/style_css.css" rel="stylesheet" type="text/css" />');
		}

if(navigator.userAgent.indexOf("Netscape")!=-1)
		{
		var versionindex=navigator.userAgent.indexOf("Netscape")+8;
		}
		
if (parseInt(navigator.userAgent.charAt(versionindex))>=1)
		{
		document.write('<link href="feuilles_de_style/style_css.css" rel="stylesheet" type="text/css" />');
		}
		
if(navigator.userAgent.indexOf("Safari")!=-1)
		{
		var versionindex=navigator.userAgent.indexOf("Safari")+8;
		}
		
if (parseInt(navigator.userAgent.charAt(versionindex))>=1)
		{
		document.write('<link href="feuilles_de_style/safari.css" rel="stylesheet" type="text/css" />');
		}
//Detect IE5.5+

version=0

if (navigator.appVersion.indexOf("MSIE")!=-1)
		{
			temp=navigator.appVersion.split("MSIE");
			version=parseFloat(temp[1]);
		}

if (version>=5.0) 
		{//NON IE browser will return 0
		document.write('<link href="feuilles_de_style/ie.css" rel="stylesheet" type="text/css" />');
		document.write('<link href="feuilles_de_style/pngfix.js" defer type="text/javascript" />');
		}	
		else if(version>=7.0)
			{
				document.write('<link href="feuilles_de_style/ie.css" rel="stylesheet" type="text/css" />');
				document.write('<link href="feuilles_de_style/pngfix.js" defer type="text/javascript" />');
			}

if(navigator.userAgent.indexOf("Opera")!=-1)
		{
			var versionindex=navigator.userAgent.indexOf("Opera")+6;
		}

if (parseInt(navigator.userAgent.charAt(versionindex))>=8)
		{
		document.write('<link href="feuilles_de_style/style_css.css" rel="stylesheet" type=text/css\" />');
		}