function gotogrp(jump){
		eval("window.location='"+jump.options[jump.selectedIndex].value+"'");
	}
	
	function openDet(url,tname,w,h) {
		window.name = 'main';
		newWindow = window.open(url,tname,'width='+w+',height='+h+',toolbar=0,location=0,directories=0,status=0,menuBar=0,scrollBars=0,resizable=0');
		xsize = w; 
		ysize = h; 
		ScreenWidth = screen.width; 
		ScreenHeight = screen.height; 
		xpos = (ScreenWidth/2)-(xsize/2); 
		ypos = (ScreenHeight/2)-(ysize/2); 
		
		newWindow.moveTo(xpos,ypos); 
		newWindow.resizeTo(xsize,ysize);
		}