//Basic Ajax Routine- Author: Dynamic Drive (http://www.dynamicdrive.com)
//Last updated: Jan 15th, 06'

function createXmlHttpRequest() {
var httprequest=false
if (window.XMLHttpRequest){ // if Mozilla, Safari etc
httprequest=new XMLHttpRequest()
if (httprequest.overrideMimeType)
httprequest.overrideMimeType('text/xml')
}
else if (window.ActiveXObject){ // if IE
try {
httprequest=new ActiveXObject("Msxml2.XMLHTTP");
} 
catch (e){
try{
httprequest=new ActiveXObject("Microsoft.XMLHTTP");
}
catch (e){}
}
}
return httprequest
}



function getAjaxRequest(obj_ajax, url, parameters, callbackfunc, filetype){
	var parameters=parameters+"&ajaxcachebust="+new Date().getTime();
	if(obj_ajax){
		obj_ajax.open('GET', url+"?"+parameters, true);
		obj_ajax.onreadystatechange=callbackfunc;
		obj_ajax.send(null);
	}

}

function postAjaxRequest(obj_ajax, url, parameters, callbackfunc, filetype){
	var parameters=parameters+"&ajaxcachebust="+new Date().getTime();
	if(obj_ajax){
		obj_ajax.open('POST', url, true);
		obj_ajax.onreadystatechange=callbackfunc;
		obj_ajax.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
		obj_ajax.setRequestHeader("Content-length", parameters.length);
		obj_ajax.setRequestHeader("Connection", "close");
		obj_ajax.send(parameters);
	}
}

//tool script
function set_display(type){
	if(type=='loading'){
		set_obj_html('msg_error', "<img src='image/icon/loading.gif' align='absmiddle'>loading");
	}else if(type=='complete'){
		set_obj_html('msg_error', "");
	}
}

function set_obj_val(obj, val){
	document.getElementById(obj).value = val;
}

function get_obj_val(obj){
	return document.getElementById(obj).value;
}

function set_obj_html(obj, val){
	document.getElementById(obj).innerHTML = val;
}

function get_obj_html(obj){
	return document.getElementById(obj).innerHTML;
}

function set_obj_disabled(obj, val){
	document.getElementById(obj).disabled = val;
}