// JavaScript Document

var mainVal=456;
var moveVal=456;
var speedVal=1;
var movePixel=5;//moving speed variable set fast=10, normal=5, slow=2;

var leftsome ;
var rightsome ;
	function leftmove(flag)
	{	

		var obj= document.getElementById('mover');
		if(flag=='l'){
			if((obj.offsetWidth + obj.offsetLeft)>(moveVal) && moveVal>0){
				moveVal=moveVal-movePixel;
				clearTimeout(leftsome);
								clearTimeout(rightsome);
				obj.style.left=(obj.offsetLeft-movePixel)+'px';
				leftsome = setTimeout("leftmove('l')",speedVal);
			}
			else{
				moveVal=mainVal;
			}
		}
		else{
			if((obj.offsetLeft + mainVal +5)< obj.parentNode.offsetWidth && moveVal>0){
				moveVal=moveVal-movePixel;
					clearTimeout(leftsome);
								clearTimeout(rightsome);
				obj.style.left=(obj.offsetLeft+movePixel)+'px';
				rightsome = setTimeout("leftmove('r')",speedVal);
			}
			else{
				moveVal=mainVal;
			}
		}
	}