function set_back_link(url){
		setCookie('back_link', url);
		return true;
	}

	function set_back_link_p(url){
		setCookie('back_link_p', url);
		return true;
	}

	function deleteCookie(name, path, domain) {
        if (getCookie(name)) {
                document.cookie = name + "=" + 
                ((path) ? "; path=" + path : "") +
                ((domain) ? "; domain=" + domain : "") +
                "; expires=Thu, 01-Jan-70 00:00:01 GMT"
        }
	}

	function getCookie(name) {
			var prefix = name + "="
			var cookieStartIndex = document.cookie.indexOf(prefix)
			if (cookieStartIndex == -1)
					return null
			var cookieEndIndex = document.cookie.indexOf(";", cookieStartIndex + prefix.length)
			if (cookieEndIndex == -1)
					cookieEndIndex = document.cookie.length
			return unescape(document.cookie.substring(cookieStartIndex + prefix.length, cookieEndIndex))
	}

	function setCookie(name, value, expires, path, domain, secure) {
			var curCookie = name + "=" + escape(value) +
			((expires) ? "; expires=" + expires.toGMTString() : "") +
			((path) ? "; path=" + path : "") +
			((domain) ? "; domain=" + domain : "") +
			((secure) ? "; secure" : "")
			document.cookie = curCookie
	}

	function open_window(link,w,h) //opens new window
	{
		var win = "width="+w+",height="+h+",menubar=no,location=no,resizable=yes,scrollbars=yes";
		newWin = window.open(link,'newWin',win);
		newWin.focus();
	}

	function confirmDelete(id, ask, url) //confirm order delete
	{
		temp = window.confirm(ask);
		if (temp) //delete
		{
			window.location=url+id;
		}
	}

	

	function confirmUnsubscribe() //unsubscription confirmation
	{
		temp = window.confirm('{/literal}{$smarty.const.QUESTION_UNSUBSCRIBE}{literal}');
		if (temp) //delete
		{
			window.location="index.php?killuser=yes";
		}
	}

	function validate() // newsletter subscription form validation
	{
		if (document.subscription_form.email.value.length<1)
		{
			alert("{/literal}{$smarty.const.ERROR_INPUT_EMAIL}{literal}");
			return false;
		}
		if (document.subscription_form.email.value == 'Email')
		{
			alert("{/literal}{$smarty.const.ERROR_INPUT_EMAIL}{literal}");
			return false;
		}
		return true;
	}
	function validate_disc() // review form verification
	{
		if (document.formD.nick.value.length<1)
		{
			alert("{/literal}{$smarty.const.ERROR_INPUT_NICKNAME}{literal}");
			return false;
		}

		if (document.formD.topic.value.length<1)
		{
			alert("{/literal}{$smarty.const.ERROR_INPUT_MESSAGE_SUBJECT}{literal}");
			return false;
		}

		return true;
	}
	function validate_search()
	{

		if (document.Sform.price1.value!="" && ((document.Sform.price1.value < 0) || isNaN(document.Sform.price1.value)))
		{
			alert("{/literal}{$smarty.const.ERROR_INPUT_PRICE}{literal}");
			return false;
		}
		if (document.Sform.price2.value!="" && ((document.Sform.price2.value < 0) || isNaN(document.Sform.price2.value)))
		{
			alert("{/literal}{$smarty.const.ERROR_INPUT_PRICE}{literal}");
			return false;
		}

		return true;
	}