gauctual = "" ;

function getWidth(element) {
	var x;
	return ((x=element.style.pixelWidth) || (x=element.clientWidth) || (x=element.offsetWidth) || (x=parseInt(element.style.width))) ? x : null;
}

function setOffset () {
	offsetLeft = 0;
	var w = (getWidth(document.documentElement));
	if (w>800) offsetLeft=Math.round((w-780)/2);
}

function changemenu(id) {
	var browserName=navigator.appName; 
	if ( gauctual != "" ) {
		document.getElementById("submenu" + gauctual).style.display="none" ;
	} ;
	if ( gauctual == id ) {
		gauctual = "" ;
	} else {
		offsetLeft = 0         ;
		// setOffset()            ;
		offsetLeft += 200 + 16 ;
		if (browserName=="Microsoft Internet Explorer") { 
			offsetLeft -= 10 ;
		} ;
		offsetLeft += 99 * ( (0+id) - 1) ;
		document.getElementById("submenu" + id).style.left = offsetLeft + "px";
		document.getElementById("submenu" + id).style.display="" ;
		gauctual = id ;
	} ;
}

function DocOpen(url) {
	surl = escape(url)         ;
	window.open(surl,"_blank") ;
}