function NewWindow(mypage, myname, w, h, scroll) {
var winl = (screen.width - w) / 2;
var wint = (screen.height - h) / 2;
winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars='+scroll+',resizable'
win = window.open(mypage, myname, winprops)
if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); }
}

function popImage(img)
{
	openIT('pop_gl.htm?img='+img,500,400);
}

function openIT(u,W,H, sc) {
	NewWindow(u, '',"width="+W+",height="+H+",scrollbars="+(sc ? "yes" : "no"));
}

function popWindow(win)
{
	openIT('pop_Window.htm?img='+win,583,300);
}

function popImage1(img)
{
	openIT('pop_gl2.htm?img='+img,600,500);
}

function popImage2(img)
{
	openIT('pop_gl2.htm?img='+img,450,375);
}

function popImage3(img)
{
	openIT('pop_gl2.htm?img='+img,325,350);
}

function popImage4(img)
{
	openIT('pop_gl2_Ar.htm?img='+img,325,250);
}