function ChangeBackground(bg,pt){
	var bg=bg;
	var pt=pt;
document.getElementById('BgAll').style.backgroundImage='url('+bg+')';
document.body.style.backgroundImage='url('+pt+')';
}

function getpage(gpage,divname,qstring,spro){
	var xmlget;
	try{
			xmlget = new XMLHttpRequest();
	} catch(e){
			try{
					xmlget = new ActiveXObject('Msxml2.XMLHTTP');
			} catch(e){
					try{
							xmlget = new ActiveXObject('Microsoft.XMLHTTP');
					} catch(e){
						return false;
					}
			}
	}
	var divlayer=document.getElementById(divname);
	var getpage=gpage;
	var getpagedata='';
	xmlget.onreadystatechange = function(){
		if(xmlget.readyState==4){
			if(xmlget.status==200){

				divlayer.innerHTML = xmlget.responseText;

			}else{
				divlayer.innerHTML = 'Error: ' + xmlget.statusText;
			}
		}else{
			var showprogress=spro;
			if(showprogress==0 || showprogress==''){
			divlayer.innerHTML = '<table width="100%" ><tr><td align="center" height="200" valign"middle" style=\"color:#808080; font-size: 16px;\"><img src="images/ajaxloading.gif"><br /><br />กำลังโหลดข้อมูล</td></tr></table>';
			}
		}
	}
	xmlget.open('GET',getpage+'?'+qstring,true);
	xmlget.send(null);
}

function changshow(title,detailtext){
var tt=title;
var dd=detailtext;
var aa=document.getElementById('imgshowmenu');
var bb=document.getElementById('textshowmenu');
aa.src=tt;
bb.innerHTML=dd;
return true;
}

	function display(sID) {

oObj = document.getElementById(sID);
if (oObj) {
oObj.style.display='inline';
}
}

function hide(sID) {
oObj = document.getElementById(sID);
if (oObj) {
oObj.style.display='none';
}
}

function getObject(name){
if (document.getElementById){
OBJ = document.getElementById(name);
}
else if (document.all){
OBJ = document.all[name];
}
else if (document.layers){
if (document.layers[name]){
OBJ = document.layers[name];
}
}
return OBJ;
}

function iFrameHeight(name) {
var myIframe = document.getElementById(name);
	    if (myIframe) {

	        if (myIframe.contentDocument && myIframe.contentDocument.body.scrollHeight) {
	            // W3C DOM iframe document syntax
	            myIframe.height = myIframe.contentDocument.body.scrollHeight;
	        } else if (myIframe.Document && myIframe.Document.body.scrollHeight) {
	            // IE DOM syntax
	            myIframe.height = myIframe.Document.body.scrollHeight;
	        }

		}

}