function setCookie(c_name,value,expiredays) {
	var exdate=new Date();
	exdate.setDate(exdate.getDate()+expiredays);
	document.cookie=c_name+ "=" +escape(value)+ ((expiredays==null) ? "" : ";expires="+exdate.toGMTString());
}

function del_cookie(name) {
	document.cookie = name + '=; expires=Thu, 01-Jan-70 00:00:01 GMT;';
}
function Trim(s){
	while ((s.substring(0,1) == ' ') || (s.substring(0,1) == '\n') || (s.substring(0,1) == '\r')){
		s = s.substring(1,s.length);
	}
	while ((s.substring(s.length-1,s.length) == ' ') || (s.substring(s.length-1,s.length) == '\n') || (s.substring(s.length-1,s.length) == '\r')){
		s = s.substring(0,s.length-1);
	}
	return s;
}

function changeBgMenu(para1,para2) {
	cls	= (para2=='1')?'status':'statushover';
	obj = document.getElementById(para1);
	obj.setAttribute('className',cls);
	obj.setAttribute('class',cls);
}

function callKeyPress() {
	window.event.returnValue = false;
	var frm = document.frmsearch;
	if (window.event.keyCode==13) {
		if (Trim(frm.txtsearch.value)=="") {
			alert("Please input the keyword");
			frm.txtsearch.focus();
			return false;
		}
		frm.submit();
	} else {
		window.event.returnValue = true;
	}
}

function height() {
	_docLeft 	= document.getElementById("divleft").clientHeight;
	_docRight 	= document.getElementById("divright").clientHeight;
	_docHeight	= (_docLeft > _docRight)?_docLeft:_docRight;
	_docHeight	= _docHeight + "px";
	document.getElementById("divleft").style.height		= _docHeight;
	document.getElementById("divright").style.height 	= _docHeight;
}

function callsearch(thisForm) {
	if (Trim(thisForm.txtsearch.value)=="") {
		alert("Please input the keyword");
		thisForm.txtsearch.focus();
		return false;
	}
	thisForm.submit();
}

function keyPress(e) {
	detectEnterKey();
    return false;
}

function detectEnterKey(e) {
	if (window.event) {
		keycode = window.event.keyCode;
	} else if (e) {
		keycode = e.which;
	}
	if (keycode == 13) {
		callsearch();
	}
}