var msgWindow;
var iMyWidth = 0; 
var iMyHeight = (window.screen.height/8) - (96); 
var mmWin;
 


function openNewWindow(winURL,winWidth,winHeight,winConfig){
     mmConfig=""
     mmConfig="width="+winWidth+","
     mmConfig+="height="+winHeight+","
     mmConfig+="resizable=1,"
     mmConfig+="scrollbars=1,"
     mmConfig+="location=0,"
     mmConfig+="menubar=0,"
     mmConfig+="toolbar=0,"
     mmConfig+="directories=0,"
     mmConfig+="status=0,"

     mmConfig+=winConfig
     if (mmWin) mmWin.close();
	 mmWin =open(winURL,"mmWin",mmConfig);
     mmWin.focus();
}