function calc(f) {
                clipped = false;
                maxLength = 160;
                if (f.gcomment.value.length > maxLength) {
                f.gcomment.value = f.gcomment.value.substring(0,maxLength);
                    charleft = 0;
                    clipped = true;
                        txtd = "Ndak isa nulis lagi";
                } else {
                        charleft = maxLength - f.gcomment.value.length;
                        txtd = "Tersisa " + charleft + " karakter";
                }

       f.quota.value = charleft;
                return clipped;
}


function add_smiley(smiley)
{
  	// if help page opened in new window, use this
    //opener.document.newguest.gcomment.value += " " + smiley + " ";
    document.newguest.gcomment.value += " " + smiley + " ";
    //opener.window.document.newguest.gcomment.focus();
    window.document.newguest.gcomment.focus();
    //window.close();
	// if help page opened inside the IFRAME, use this
	//parent.document.newguest.gcomment.value += " " + smiley + " ";
    //parent.window.document.newguest.gcomment.focus();
}