function openPopup(URL) { 
var w = 600;
var h = 500 ;
var scroll = 'yes' ;
var resize = 'no' ;
var winl = (screen.width - w) / 2 ;
var wint = (screen.height - h) / 2 ;
var winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars='+scroll+',resizable='+resize;

win = window.open(URL, 'new', winprops) 
        if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); }
} 


function openPopjeup(URL) { 
var w = 760 
var h = 500 
var scroll = 'yes' 
var resize = 'no' 
var winl = (screen.width - w) / 2 
var wint = (screen.height - h) / 2 
winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars='+scroll+',resizable='+resize+'' 

win = window.open(URL, 'new', winprops) 
        if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); } 
} 



function openPoppingup(URL,w,h) { 
var scroll = 'yes' 
var resize = 'no' 
var winl = (screen.width - w) / 2 
var wint = (screen.height - h) / 2 
winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars='+scroll+',resizable='+resize+'' 

win = window.open(URL, 'new', winprops) 
        if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); } 
} 

function openPoppplatte(URL) { 
var w = 800
var h = 900 
var scroll = 'yes' 
var resize = 'no' 
var winl = (screen.width - w) / 2 
var wint = (screen.height - h) / 2 
winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars='+scroll+',resizable='+resize+'' 

win = window.open(URL, 'new', winprops) 
        if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); } 
}