// onload 이벤트 메소드 추가
function addLoadEvent(func) {
	var oldonload = window.onload;
	if(typeof window.onload != 'function') {
		window.onload = func;
	} else {
		window.onload = function() {
			oldonload();
			func();
		}
	}
}


function getHTML(url, param, placeholder, callback, loadingMsg)
{
	var myGlobalHandlers = {
		onCreate: function(){
			$(placeholder).innerHTML = loadingMsg;
		}
	};

	Ajax.Responders.register(myGlobalHandlers);

	
	var myAjax = new Ajax.Updater(
					{success: placeholder}, 
					url, 
					{
						method: 'post', 
						parameters: param, 
						//evalScripts: true,
						onComplete: callback,
						onFailure: function(){
							reportError(placeholder);
						}
					});
	Ajax.Responders.unregister(myGlobalHandlers);
}