text: function moveElement(elementID,final_x,final_y,interval){
  	if(!document.getElementById) return false;
  	if(!document.getElementById(elementID)) return false;
  	var elem = document.getElementById(elementID);
  	if(elem.movement){
  		clearTimeout(elem.movement);
  	}
  	if(!elem.style.left){
  		elem.style.left = "0px";
  	}
  	if(!elem.style.top){
  		elem.style.top = "0px";
  	}
  	var xpos = parseInt(elem.style.left);
  	var ypos = parseInt(elem.style.top);
  	var dist = 0;
  	if(xpos == final_x && ypos == final_y){
  		return true;
  	}
  	if(xpos < final_x){
  		dist = Math.ceil((final_x - xpos)/10);
  		xpos = xpos + dist;
  	}
  	if(xpos > final_x){
  		dist = Math.ceil((xpos - final_x)/10);
  		xpos = xpos - dist;
  	}
  	if(ypos < final_y){
  		dist = Math.ceil((final_y - ypos)/10);
  		ypos = ypos + dist;
  	}
  	if(ypos > final_y){
  		dist = Math.ceil((ypos - final_y)/10);
  		ypos = ypos - dist;
  	}
  	elem.style.left = xpos +"px";
  	elem.style.top = ypos + "px";
  	var repeat = "moveElement('"+elementID+"',"+final_x+","+final_y+","+interval+")";
  	elem.movement = setTimeout(repeat,interval);
  }
  function addLoadEvent(func){
  	var oldonload = window.onload;
  	if(typeof window.onload != 'function'){
  		window.onload = func;
  	}else{
  		window.onload = function(){
  			oldonload();
  			func();
  		}
  	}
  }