navHover = function() {
	var lis = document.getElementById("navmenu").getElementsByTagName("LI");
	for (var i=0; i<lis.length; i++) {
		lis[i].onmouseover=function() {
			this.className+=" iehover";
		}
		lis[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" iehover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", navHover);

i1 = new Image;
i1.src = "bio/t1_1.gif";
i2 = new Image;
i2.src = "bio/t2_1.gif";
i3 = new Image;
i3.src = "bio/t3_1.gif";
i4 = new Image;
i4.src = "bio/t4_1.gif";
i5 = new Image;
i5.src = "bio/t5_1.gif";
i6 = new Image;
i6.src = "bio/t6_1.gif";
i7 = new Image;
i7.src = "bio/t7_1.gif";
i8 = new Image;
i8.src = "bio/t8_1.gif";

function chk_rech()
{
if (document.rech.occur.length == 0)
{
alert("Merci de preciser votre recherche");
return false;
}
return true;
}

function jumpMenu(targ,selObj,restore){ 
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}