function popup(mylink, windowname)
{

    var myWidth = 0, myHeight = 0;
    if( typeof( window.innerWidth ) == 'number' ) {
        //Non-IE
        myWidth = window.innerWidth;
        myHeight = window.innerHeight;
    } else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
        //IE 6+ in 'standards compliant mode'
        myWidth = document.documentElement.clientWidth;
        myHeight = document.documentElement.clientHeight;
    } else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
        //IE 4 compatible
        myWidth = document.body.clientWidth;
        myHeight = document.body.clientHeight;
    }
    //myHeight = myHeight - 40;

    if (! window.focus)return true;
        var href;
        if (typeof(mylink) == 'string')
            href=mylink;
        else
            href=mylink.href;
            
    window.open(href, windowname, 'width=700,height=' + myHeight +',scrollbars=yes,resizable=yes');
    return false;
}