var win = null;
function NewWindow(mypage,myname,w,h,scroll) {
	LeftPosition = (screen.width) ? (screen.width-w)/2 : 0;
	TopPosition = (screen.height) ? (screen.height-h)/2 : 0;
	settings = 'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll;
	win = window.open(mypage,myname,settings);
	if(win.window.focus){
		win.window.focus();
	}
}

function CloseNewWin(){
	if(win!=null && win.open)win.close();
}
window.onfocus=CloseNewWin;

function swapImage(imgName,swapSrc) {
	eval("document." + imgName + ".src = \"" + swapSrc + "\"");
}

function jumpPage(newLoc) {
	newPage = newLoc.options[newLoc.selectedIndex].value;
	if (newPage != "") {
		window.location = newPage;
	}
}