function opennews(url) {	
	width=650;
	height=500;
	x=(screen.availWidth-width)/2
	y=(screen.availHeight-height)/2
	window.open(url,'',"width="+width+",height="+height+",left="+x+",top="+y+",scrollbars=yes")	
}
function openwin(url) {	
	width=650;
	height=500;
	x=(screen.availWidth-width)/2
	y=(screen.availHeight-height)/2
	window.open(url,'',"width="+width+",height="+height+",left="+x+",top="+y+",scrollbars=yes")

}
function changmenu()
{
	var lm=document.all.form1.hd.value;
	if (lm==1)
	{
		menu1.src="../images/m1b.gif";
	}
	if (lm==2)
	{
		menu2.src="../images/m2b.gif";
	}
	if (lm==3)
	{
		menu3.src="../images/m3b.gif";
	}
	if (lm==4)
	{
		menu4.src="../images/m4b.gif";
	}
	if (lm==5)
	{
		menu5.src="../images/m5b.gif";
	}
	if (lm==6)
	{
		menu6.src="../images/m6b.gif";
	}
}