browserName = navigator.appName;
browserVer = parseInt(navigator.appVersion);
condition = !(( (browserName.indexOf("Explorer") >=0 ) && (browserVer < 4) ) ||  ((browserName.indexOf("Netscape") >=0 ) && (browserVer < 2) ) ) ;
if (condition == true  )
    CanAnimate = true;
else
    CanAnimate = false;
function openchild(thisurl, v_width, v_height,subwindow){
    if (v_width <= 0)   {
        v_width='500';
    }
    if (v_height <= 0)   {
        v_height='500';
    }
	if (subwindow='')
	{
		subwindow = 'subwindow';
	}
    if ( CanAnimate ){
        msgWindow=window.open( '' ,subwindow,'left=0,top=0,toolbar=no,location=no,directories=no,status=yes,scrollbars=yes,menubar=no,resizable=yes,width=' + v_width + ',height=' + v_height);
        msgWindow.focus();
        msgWindow.location.href = thisurl;
    }
    else {
        msgWindow=window.open( thisurl,subwindow,'left=0,top=0,toolbar=no,location=no,directories=no,status=yes,scrollbars=yes,menubar=no,resizable=yes,width=' + v_width + ',height=' + v_height);
    }
}