/********** pop-up window functionality *************/

function popwin(loc,winname,w,h,scroll,resize) {
 var newwin = window.open( loc, winname, "width="+w+",height="+h+",top="+((screen.height - h) / 2)+",left="+((screen.width - w) / 2)+",location=no,scrollbars="+scroll+",menubar=no,toolbar=no,resizable="+resize);
 } // function..popwin

function closePopWin() {
     if(win != null) {
          if(!win.closed) {
              win.close();
              win = null;
          } else {
              win = null;
          }
     }
}


// Universal Rollover Script
function imghighlight(whichimg) {
	var imgsrc = new String(whichimg.src);
	imgsrc = imgsrc.replace(new RegExp('_off\.','g'),'_on\.');
	whichimg.src = imgsrc;
}

function imgnohighlight(whichimg) {
	var imgsrc = new String(whichimg.src);
	imgsrc = imgsrc.replace(new RegExp('_on\.','g'),'_off\.');
	whichimg.src = imgsrc;
}


//SHOW/HIDE DIV
function hidediv(pass) {
	var divs = document.getElementsByTagName('div');
	for(i=0;i<divs.length;i++){
		if(divs[i].id.match(pass)){//if they are 'see' divs
			if (document.getElementById) // DOM3 = IE5, NS6
				divs[i].style.display="none";// show/hide
			else
			if (document.layers) // Netscape 4
				document.layers[divs[i]].display = 'none';
			else // IE 4
				document.all.hideshow.divs[i].display = 'none';
			}
	}
}

function showdiv(pass) {
	var divs = document.getElementsByTagName('div');
		for(i=0;i<divs.length;i++){
			if(divs[i].id.match(pass)){
				if (document.getElementById)
					divs[i].style.display="block";
				else
				if (document.layers) // Netscape 4
					document.layers[divs[i]].display = 'block';
				else // IE 4
					document.all.hideshow.divs[i].display = 'block';
			}
	}
}