function feedback(id, dir, category, extra)
{
		var url_str = dir + "feedback.php?id=" + ("" + id);
		if(category != '')
		{
			url_str = url_str + "&category=" + ("" + category);
		}
		if(extra != '')
		{
			url_str = url_str + "&extra=" + ("" + extra);
			
		}
		if (typeof(popupWin) != "object"){
			popupWin = window.open(url_str,"subWindow","HEIGHT=450,WIDTH=360,scrollbars=1,resizable=1");
		} else {
			if (!popupWin.closed){ 
				popupWin.location.href = url_str;
			} else {
				popupWin = window.open(url_str,"subWindow","HEIGHT=450,WIDTH=360,scrollbars=1,resizable=1");
			}
		}
		popupWin.focus();
}

function sendHomepage()
{
		var url_str = "../homepages/invite.php";
		if (typeof(popupWin) != "object"){
			popupWin = window.open(url_str,"subWindow","HEIGHT=660,WIDTH=700,scrollbars=1,resizable=1");
		} else {
			if (!popupWin.closed){ 
				popupWin.location.href = url_str;
			} else {
				popupWin = window.open(url_str,"subWindow","HEIGHT=660,WIDTH=700,scrollbars=1,resizable=1");
			}
		}
		popupWin.focus();
}

function privateMsg(dir, user_id)
{
		var url_str = dir + "forum_master/privmsg.php?mode=post&simple=yes&u=" + ("" + user_id);
		if (typeof(popupWin) != "object"){
			popupWin = window.open(url_str,"subWindow","HEIGHT=550,WIDTH=660,scrollbars=1,resizable=1");
		} else {
			if (!popupWin.closed){ 
				popupWin.location.href = url_str;
			} else {
				popupWin = window.open(url_str,"subWindow","HEIGHT=550,WIDTH=660,scrollbars=1,resizable=1");
			}
		}
		popupWin.focus();
}

function showInvoice(invoice_id)
{
	alert("got here");
		var url_str = "../invoices/" + invoice_id + ".pdf";
		if (typeof(popupWin) != "object"){
			popupWin = window.open(url_str,"subWindow","HEIGHT=550,WIDTH=660,scrollbars=1,resizable=1");
		} else {
			if (!popupWin.closed){ 
				popupWin.location.href = url_str;
			} else {
				popupWin = window.open(url_str,"subWindow","HEIGHT=550,WIDTH=660,scrollbars=1,resizable=1");
			}
		}
		popupWin.focus();
}