function launchWS(winName) { 


//window height and width

myHeight = screen.height*.80;

myWidth = 1010;


//widow height bounds

if ( myHeight < 556 ) {

myHeight = 556;

} else if (myHeight>700) {

myHeight = 700;

}

//get screen size, and cacl center screen positioning

var height = screen.height;

var width = screen.width;

var leftpos = width / 2 - myWidth / 2;

var toppos = (height / 2 - myHeight / 2) - 40; 


//open window 

msgWindow=window.open(winName,"ws_window","toolbar=no,location=no,directories=no,resizable=yes,menubar=yes,scrollbars=yes,status=no,width=" + myWidth + ",height="+ myHeight + ", left=" + leftpos + ",top=" + toppos); 


//focus window

setTimeout('msgWindow.focus()',1);

}