var ie = /MSIE/.test(navigator.userAgent);
var moz = !ie && navigator.product == "Gecko";
var csch = "/";
var $=function(id){return document.getElementById(id);};

if (moz) {
    	HTMLElement.prototype.__defineGetter__("children", function() {
			var arr = new Array(), i = 0, l = this.childNodes.length;
			for ( i = 0; i < l; i++ ) {
				if ( this.childNodes[ i ].nodeType == 1 ) {
					arr.push( this.childNodes[ i ] );
				}
			}
			return arr;
		});
		HTMLElement.prototype.__defineGetter__("firstChild", function() {
			var node = this.childNodes[ 0 ];
			while (node.nodeType != 1) node = node.nextSibling;
			return node;
		});
		HTMLElement.prototype.__defineGetter__("lastChild", function() {
			var node = this.childNodes[ this.childNodes.length - 1 ];
			while (node.nodeType != 1) node = node.previousSibling;
			return node;
		});
}      

/* alert("ie : "+ie+"  moz : "+moz); */

function hover(obj){
  if(ie){
    UL = obj.getElementsByTagName('ul');
    if(UL.length > 0){
      sousMenu = UL[0].style;
      if(sousMenu.display == 'none' || sousMenu.display == ''){
        sousMenu.display = 'block';
      }else{
        sousMenu.display = 'none';
      }
    }
  }
}

var dropdownrech = null;
var dropdownrech2 = null;

function setHover(){
/*	alert("setHover"); */
  LI = document.getElementById('menu').getElementsByTagName('li');
  for(i=0; i < LI.length; i++){
    LI[i].onmouseover = function(){
      hover(this);
/*      if (dropdownrech)
        document.getElementById(dropdownrech).style.visibility = "hidden";
      if (dropdownrech2)
        document.getElementById(dropdownrech2).style.visibility = "hidden";
*/
    }
    LI[i].onmouseout = function(){
      hover(this);
/*      if (dropdownrech)
        document.getElementById(dropdownrech).style.visibility = "visible";
      if (dropdownrech2)
        document.getElementById(dropdownrech2).style.visibility = "visible";
*/
    }
  }
}