/*
	화면 로딩시 기본함수 로딩
	ex) schedule("window", init);
*/
function schedule(objectID, functionCall, iteration){
	
	if (iteration == null){
	  if(!iteration){
		  iteration = 0;
		}
	}
	
	if (objectID == "window"){
		var oldonload = window.onload;
		if(!window.onload){
		  oldonload = null;
		}
		
		if (typeof window.onload != "function"){
			window.onload = functionCall;
		}else{
			window.onload = function(){
				oldonload();
				functionCall();
			}
		}
	
	}else if (document.getElementById(objectID)){
		
		functionCall();
	
	}else if (iteration < 300){
	  
		setTimeout(function(){schedule(objectID, functionCall, iteration + 1)}, 10);
	
	}
	
	return true;
}