function Show_Help(W2Show)
{
	f=W2Show;
	w=(screen.width-(screen.width/2))/2;	
	h=(screen.height-(screen.height/2))/2;
	fin=window.open(f,"HELP","toolbar=0, location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=0,copyhistory=0,width=600,height=480,screenX=w,screenY=h");	
}