// BIBLIO
var ns4=(document.layers);var ie4=(document.all&&!document.getElementById);var ie5=(document.all&&document.getElementById);var ns6=(!document.all&&document.getElementById);var mac=(navigator.appVersion.indexOf("Mac")>=0)?1:0;var dom=(document.getElementById)?1:0;var ie=(ie4||ie5)?1:0;
function layer(lyr){
	if(ns4){
			
			obj=document.layers[lyr]
	}
	else if(ie4){
		
		obj=document.all[lyr].style
		}else if(dom){
				
				obj=document.getElementById(lyr).style
	}
	return obj;
}
function left(lyr){if(!ns4&&!mac){obj=parseInt(layer(lyr).left.substring(0,layer(lyr).left.indexOf("p")));}else if(dom&&mac&&!ie){obj=parseInt(layer(lyr).left.substring(0,layer(lyr).left.indexOf("p")));}else{obj=parseInt(layer(lyr).left);}return obj}
function pot(lyr){if(!ns4&&!mac)obj=parseInt(layer(lyr).top.substring(0,layer(lyr).top.indexOf("p")));else if(dom&&mac&&!ie)obj=parseInt(layer(lyr).top.substring(0,layer(lyr).top.indexOf("p")));else{obj=parseInt(layer(lyr).top)}return obj;}
function showHide(lyr,what){layer(lyr).visibility=what;}
function HideAll(){
		for  (var i=1; i<=3; i++){
		//alert (i);
		showHide('nav'+i,'hidden');
		}
	}
function setDisplay(lyr,what){layer(lyr).display=what;}
function posLeft(lyr,x){
	layer(lyr).left=x+"px";
}
function posTop(lyr,y){
	layer(lyr).top=y+"px";
}
function setWidth(DivId,w){layer(DivId).width=w;}
function setHeight(DivId,h){layer(DivId).height=h;}
function setZ(lyr,z){layer(lyr).zIndex=z;}
// MyClip = [top,right,bottom,left]
function setClip(DivId,MyClip){if(!ns4){layer(DivId).clip="rect(" + MyClip[0] + "px " + MyClip[1] + "px " + MyClip[2] + "px " + MyClip[3] + "px)";}else{document.layers[DivId].clip.top=MyClip[0];document.layers[DivId].clip.right=MyClip[1];document.layers[DivId].clip.bottom=MyClip[2];document.layers[DivId].clip.left=MyClip[3];}}
function getHeight(DivId){if((ie5&&!mac)||ns6)return(document.getElementById(DivId).offsetHeight);else if(ie4)return(document.all[DivId].clientHeight);else if(ns4)return(document.layers[DivId].document.height);else if(ie5&&mac)return(document.all[DivId].offsetHeight);else return(document.getElementById(DivId).offsetHeight);}
function getWidth(DivId){if((ie5&&!mac)||ns6)return(document.getElementById(DivId).offsetWidth);else if(ie4)return(document.all[DivId].clientWidth);else if(ns4)return(document.layers[DivId].document.width);else if(ie5&&mac)return(document.all[DivId].offsetWidth);else return(document.getElementById(DivId).offsetWidth);}
//setToAnchor
function aleft(MyObject){
	if(dom||ie4){
			if(MyObject.offsetParent){
				return(MyObject.offsetLeft + aleft(MyObject.offsetParent));
			}
			else{
				return(MyObject.offsetLeft);
			}
		}if(ns4){return(MyObject.x);}
}
function atop(MyObject){
	if(dom||ie4){if(MyObject.offsetParent){return(MyObject.offsetTop + atop(MyObject.offsetParent));}else{return(MyObject.offsetTop);}}if(ns4){return(MyObject.y);}}
function setToAnchor(AnchorName,lyr){
	var MyAnchor;
	if(dom){
		MyAnchor=document.getElementById(AnchorName);
	}else if(ie4){
		MyAnchor=document.all[AnchorName];
		}else if(ns4){
			MyAnchor=document.anchors[AnchorName];
	}
	if(arguments.length==2){
		posLeft(lyr,aleft(MyAnchor));
		posTop(lyr,atop(MyAnchor));
		//alert(atop(MyAnchor));
	}else{
			if(arguments[2]=="x"){
				posLeft(lyr,aleft(MyAnchor));
			}else{
				posTop(lyr,atop(MyAnchor));
			}
	}
}
// fin setToAnchor
// FIN BIBLIO