function SwitchImg()
{
	var switcher = new Array();
	if (flag)
	{
		a = SwitchImg.arguments;
		j = 0;
		for(i=0;i<a.length;i++)
		{
			obj = eval("document."+a[i]);
			//alert(obj);
			switcher[j] = obj;
			switcher[j+1] = obj.src;
			
			obj.src = eval("document."+a[i]+"_a.src");
			j = j + 2;
			
		}
		document.Data = switcher;
	}
}

function RestoreImg()
{
	a = document.Data;
  	if ((a != null) && (flag))
	{
	  	for(i = 0;i < a.length;i=i+2)
		{
			a[i].src = a[i+1];
		}
	}
}