function cache(nom, etat){
    if(document.getElementById(nom))
    {
	    if(etat=="non") document.getElementById(nom).style.visibility='visible';
	    else document.getElementById(nom).style.visibility='hidden';
    }
    else
    {
        if(etat=="non") document.getElementById("ctl00_"+nom).style.visibility='visible';
	    else document.getElementById("ctl00_"+nom).style.visibility='hidden';
    }
}

///////////////// FOOTER //////////////////////////
/*
function getWindowHeight() {
			var windowHeight = 0;
			if (typeof(window.innerHeight) == 'number') {
				windowHeight = window.innerHeight;
			}
			else {
				if (document.documentElement && document.documentElement.clientHeight) {
					windowHeight = document.documentElement.clientHeight;
				}
				else {
					if (document.body && document.body.clientHeight) {
						windowHeight = document.body.clientHeight;
					}
				}
			}
			return windowHeight;
		}
		function setFooter() {
			/*if (document.getElementById) {
				var windowHeight = getWindowHeight();
				if (windowHeight > 0) {
					var contentHeight = document.getElementById('content').offsetHeight+199;
					var footerElement = document.getElementById('footer');
					var footerHeight  = footerElement.offsetHeight;
					if (windowHeight - (contentHeight + footerHeight) >= 0) {
						document.getElementById('content').style.height=(windowHeight - footerHeight - 199) + 'px';
						footerElement.style.top = (windowHeight - (contentHeight + footerHeight)) + 'px';
						alert(footerElement.style.top);
					}else{
						footerElement.style.top = '0px';
					}
				}
			}*/
			/*var windowHeight = getWindowHeight();
			if (windowHeight > 0) {
				var footerElement = document.getElementById('footer');
				var footerHeight  = footerElement.offsetHeight;
				if((document.getElementById('content').offsetHeight+document.getElementById('contentheader').offsetHeight+document.getElementById('top').offsetHeight)<(windowHeight+footerHeight)){
					footerElement.style.position='absolute';
					footerElement.style.bottom='0px';
					footerElement.style.width='100%';
					document.getElementById('content').style.height=(windowHeight-(document.getElementById('contentheader').offsetHeight+document.getElementById('top').offsetHeight))+'px';
				}else{
					footerElement.style.position='relative';
					document.getElementById('content').style.height=(windowHeight-(document.getElementById('contentheader').offsetHeight+document.getElementById('top').offsetHeight))+'px';
				}
			}
			
		}
		window.onload = function() {
			setFooter();
		}
		window.onresize = function() {
			setFooter();
		}*/