function clean(A,D,B)
{		
	var C=D||A.previousSibling;
	if(C)
	{
		if(!C.patched&&!B)
		{
			A.onblur=function()
					{if(!A.value)
						{C.style.top=""}
					}
			
		}
		C.patched=true;
		C.style.top="-9999px"
	}
}