function clearsearch1() {
	document.form1.s.style.background = '#fff';
}

function clearsearch2() {
	if (document.form1.s.value =="") {
		document.form1.s.style.background = '#fff url(../images_ex5/search.png) no-repeat';		
	}
	else {
		document.form1.s.style.background = '#fff';		
	}
}

function getKeySite(keyStroke) {
	isNetscape=(document.layers);
	eventChooser = (isNetscape) ? keyStroke.which : event.keyCode;
	if(eventChooser==13) document.form1.submit();
}

function getElementsByClass(searchClass, domNode, tagName) {
	if (domNode == null) domNode = document;
	if (tagName == null) tagName = '*';
	var el = new Array();
	var tags = domNode.getElementsByTagName(tagName);
	var tcl = " "+searchClass+" ";
	for(i=0,j=0; i<tags.length; i++) {
		var test = " " + tags[i].className + " ";
		if (test.indexOf(tcl) != -1)
		el[j++] = tags[i];
	}
	return el;
}
 
function toggle_hideme(divname,position) {
	newDisplay = 'none';
	var hellos = getElementsByClass(divname, null, "div");
	hellos[position].style.display = newDisplay;
}