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(); }
}

var kirmiziok = new Image()
kirmiziok.src = "images/kirmiziok.gif"

var yesilok = new Image()
yesilok.src = "images/yesilok.gif"

var griok = new Image()
griok.src = "img/silveruparrow.gif"

function expandcollapse (postid) { 

   whichpost = document.getElementById(postid); 
   
   if (whichpost.className=="postshown") { 
      whichpost.className="posthidden"; 
   } 
   else { 
      whichpost.className="postshown"; 
   } 
}