var ns6 = (document.getElementById) ? 1:0;	//netscape6+
var ie = (document.all) ? 1:0;				//internetexplorer4+
var ns = (document.layers) ? 1:0;			//netscape4+ <6

function popup(url) {
	window.open(url,'','width=500,height=600,toolbar=no,menubar=no,status=no,directories=no,location=no,resizable=no');
}

function popup_print(iddoc) {
	window.open('popup.aspx?task=print&iddoc=' + iddoc,'print','width=600,height=800,toolbar=yes,menubar=yes,status=yes,directories=no,location=no,resizable=yes,scrollbars=yes');
}

function popup_print_db(printurl) {
	window.open(printurl,'print','width=600,height=800,toolbar=yes,menubar=yes,status=yes,directories=no,location=no,resizable=yes');
}

function popup_fb(iddoc, reffb) {
	window.open('popup.aspx?task=feedback&reffb=' + reffb + '&iddoc=' + iddoc,'feedback','width=260,height=380,resizable=no,scrollbars=no,toolbar=no,menubar=no,status=no,directories=no,location=no');
}

function popup_advise(iddoc) {
	window.open('popup.aspx?task=advise&iddoc=' + iddoc,'advise','width=350,height=500,resizable=no,scrollbars=no,toolbar=no,menubar=no,status=no,directories=no,location=no');
}

function popup_contact(iddoc) {
	window.open('popup.aspx?task=contact&iddoc=' + iddoc,'contact','width=260,height=380,resizable=no,scrollbars=no,toolbar=no,menubar=no,status=no,directories=no,location=no');
}
function popup_resize(iddoc,wid,hyt) {
	window.open(iddoc,'contact','width=' + wid + 'px,height=' + hyt + 'px,resizable=no,scrollbars=no,toolbar=no,menubar=no,status=no,directories=no,location=no');
}
function LinkChange() {
	location = document.getElementById('Drop').options[document.getElementById('Drop').selectedIndex].value;
}
function EMail(s)
{
    var a = false;
    var res = false;
    if(typeof(RegExp) == 'function')
    {
        var b = new RegExp('abc');
        if(b.test('abc') == true){a = true;}
    }

    if(a == true)
    {
        reg = new RegExp('^([a-zA-Z0-9\\-\\.\\_]+)' + '(\\@)([a-zA-Z0-9\\-\\.]+)' + '(\\.)([a-zA-Z]{2,4})$');
        res = (reg.test(s));
    }
    else
    {
        res = (s.search('@') >= 1 && s.lastIndexOf('.') > s.search('@') && s.lastIndexOf('.') >= s.length-5)
    }
    return(res);
}