var popbackground="Black"
function detectexist(obj){return(typeof obj!="undefined")}
function popUpImage(imgpath,popwidth,popheight,textdescription){function getpos(){leftpos=(detectexist(window.screenLeft))?screenLeft+document.body.clientWidth/2-popwidth/2:detectexist(window.screenX)?screenX+innerWidth/2-popwidth/2:0
toppos=(detectexist(window.screenTop))?screenTop+document.body.clientHeight/2-popheight/2:detectexist(window.screenY)?screenY+innerHeight/2-popheight/2:0
if(window.opera){leftpos-=screenLeft
toppos-=screenTop}}
getpos()
var winattributes='width='+popwidth+',height='+popheight+',resizable=no,left='+leftpos+',top='+toppos
var bodyattribute=(popbackground.indexOf(".")!=-1)?'background="'+popbackground+'"':'bgcolor="'+popbackground+'"'
if(typeof jkpopwin=="undefined"||jkpopwin.closed)
jkpopwin=window.open("","",winattributes)
else{jkpopwin.resizeTo(popwidth,popheight+40)}
jkpopwin.document.open()
jkpopwin.document.write(''+textdescription+'
'+textdescription+'')
jkpopwin.document.close()
jkpopwin.focus()}