browser_name = navigator.appName;
browser_version = parseFloat(navigator.appVersion);

if (browser_name == "Netscape" && browser_version >= 3.0) { roll = 'true'; }
else if (browser_name == "Microsoft Internet Explorer" && browser_version >= 3.0) { roll = 'true'; }
else { roll = 'false'; }


function over(img,ref) { if (roll == 'true') { document.images[img].src = ref; } }
function out(img,ref)  { if (roll == 'true') { document.images[img].src = ref; } }


function preloadImg(file){
  image = new Image();
  image.src = file;
}

function rol_img() {
	preloadImg('img/client/intervention-on.gif');
	preloadImg('img/client/deconnecter-on.gif');
	preloadImg('img/client/client_info-on.gif');
}

function openUrl (w,h,url,name) {
	window.open(url,name,'toolbar=0,location=0,directories=0,status=0,scrollbars=0,resizable=0,copyhistory=0,menuBar=0,width='+w+', height='+h+'');
}