if(document.getElementById("btn_hover")){
	over = function() {
		var sfEls = document.getElementById("btn_hover").getElementsByTagName("input");
		for (var i=0; i<sfEls.length; i++) {
			sfEls[i].onmouseover=function() {
				this.className+=" over";
			}
			sfEls[i].onmouseout=function() {
				this.className=this.className.replace(new RegExp(" over\\b"), "");
			}
		}
	}
	if (window.attachEvent) window.attachEvent("onload", over);
}

if(document.getElementById("btn_hover")){
	over2 = function() {
		var sfEls = document.getElementById("main_nav").getElementsByTagName("li");
		for (var i=0; i<sfEls.length; i++) {
			sfEls[i].onmouseover=function() {
				if(bw.ie && !bw.ie7){
					sel = document.getElementsByTagName("select");
					for (var i=0; i<sel.length; i++) {
						sel[i].style.visibility = 'hidden';
					}
				}
				this.className+=" over2";
			}
		
			sfEls[i].onmouseout=function() {
				if(bw.ie && !bw.ie7){
					sel = document.getElementsByTagName("select");
					for (var i=0; i<sel.length; i++) {
						sel[i].style.visibility = 'visible';
					}
				}
				this.className=this.className.replace(new RegExp(" over2\\b"), "");
			}
		}
	}
	
	if (window.attachEvent){ window.attachEvent("onload", over2);}
}