var IE=true;
var cmenu=new Array();
var mmenu=new Array();
var step=5, interval=5;
if (navigator.appName == 'Microsoft Internet Explorer') {IE=true;} else {IE=false;}
window.onload = function(){
	var rapport = screen.width/screen.height;
	var div_corps = document.getElementById("corps");
	if (navigator.platform == "iPad"){
			div_corps.style.width = 1024+'px';
			/*div_corps.style.height = 695+'px';*/
	}else{
		if (rapport>=1.7){
			//marges de 22%
			div_corps.style.width = 78+'%';
			div_corps.style.left = 11+'%';
		}else{
			if(rapport>=1.6){
				//marges de 16%
				div_corps.style.width = 84+'%';
				div_corps.style.left = 8+'%';			
			}else{
				if(rapport>=1.5){
					//marges de 8%
					div_corps.style.width = 92+'%';
					div_corps.style.left = 4+'%';				
				}else{
					//defaut, pas de marges
				}
			}	
		}
	}
	document.getElementById("couriel").innerHTML= 'franck@partycut.com';
}
function menu_cache(e,start,menu,opacite){
	var cnteneur, cntenu, str, noeud;
	if(start){
		if (IE) {noeud=event.toElement;}
		else{noeud=e.relatedTarget;}
		str="menu"+menu;
		if(noeud!=null){
			while (noeud.nodeName !="BODY" && noeud.nodeName !="body"){
				if (IE) {if (noeud.attributes.id.value==str) {return;}}
				else{if (noeud.id==str) return;}
				noeud=noeud.parentNode;
			}
		}
		clearTimeout(mmenu[menu]);
		if(opacite){
			if (IE) {document.getElementById("menu_but"+menu).filters.alpha.opacity=85;}
			else {document.getElementById("menu_but"+menu).style.opacity=0.85;}
		}
	}
	cnteneur=document.getElementById("menu_img"+menu);
	cntenu=document.getElementById("img"+menu);
	if((cnteneur.offsetHeight+cntenu.offsetTop) > step){
		if (IE) {cntenu.style.top=cntenu.offsetTop-step;}
		else{cntenu.style.top=cntenu.offsetTop-step+"px";}
		cmenu[menu]=setTimeout(function(){menu_cache(0,false,menu,opacite)},interval);
	}else{
		if (IE) {cntenu.style.top= -1*cnteneur.offsetHeight;cntenu.filters.alpha.opacity=0;}
		else {cntenu.style.top= -1*cnteneur.offsetHeight+"px";cntenu.style.opacity=0;}
	}
}
function menu_montre(start,menu,opacite){
	var cntenu=document.getElementById("img"+menu);
	if(start){
		clearTimeout(cmenu[menu]);
		if(opacite){
			if (IE) {document.getElementById("menu_but"+menu).filters.alpha.opacity=50;}
			else{document.getElementById("menu_but"+menu).style.opacity=0.5;}
		}
		if (IE) {cntenu.filters.alpha.opacity=100;}
		else {cntenu.style.opacity=1;}
	}
	if(cntenu.offsetTop < -step){
		if (IE) {cntenu.style.top=cntenu.offsetTop+step;}
		else{cntenu.style.top=cntenu.offsetTop+step+"px";}
		mmenu[menu]=setTimeout(function(){menu_montre(false,menu,opacite)},interval);
	}else{
		if (IE) {cntenu.style.top= 0;}
		else{cntenu.style.top= 0+"px";}
	}
}