// JavaScript Document
function OpenUrl(url){
    dongan = window.open(url,"eduvision","menubar=no,width=820,height=600,toolbar=no,scrollbars=1");
    dongan.focus();
}
function OpenUrlEx(url,w,h){
    dongan = window.open(url,"eduvision","menubar=no,width=" + w + ",height=" + h + ",toolbar=no,scrollbars=1");
    dongan.focus();
}
function Pop_ShowWindow(strLinkImage)

{

	window.open("showimg.php?link="+strLinkImage);

	}

function MenuChange(strId, strImg)

{

	var img = document.getElementById(strId);

	img.src = strImg;

}

function CheckForm(frm){

	var flag=0;

	for(i=0;i<frm.length;i++){

		if(frm.elements[i].name	!= 'address' && frm.elements[i].value.length==0){		

			flag=1;

			frm.elements[i].style.backgroundColor="yellow";

		}		

	}

	if(flag == 0)

		return true;

	alert('Xin kiem tra nhung vung mau vang');

	return false;

}

function CheckSearch(frm){

	var type = document.getElementById('typeNews');

	if(type.checked==true){

		frm.elements['do'].value = "news";				

	}

	alert(frm.elements['do'].value);

	return false;

}
function ChangeDetailImg(src, w, h){
	var img = document.getElementById('view_img');
	img.src= src;
	img.width = w;
	img.height = h;
}