requiredFieldsContact = new Array( 'name', 'city', 'contacts', 'message' );
requiredFieldsRequest = new Array( 'name', 'city', 'contacts', 'date', 'arena', 'eventType', 'budget' );

function trySubmit(formName, requiredFields)
{
	form = document.getElementById(formName);	
	shittyForm = false;
	for( i = 0; i < requiredFields.length; i++ )
		if( $("#"+formName+'_'+requiredFields[i]).val().trim() == "" ){
			$('#'+formName+'_'+requiredFields[i]).css('border-color' , '#ff7800');
			shittyForm = true;
		}
		else
			$('#'+formName+'_'+requiredFields[i]).css('border-color' , '#f5db64');
	if(shittyForm)
		alert("Вы не заполнили все обязательные поля!");
	else{
		$('#'+formName+'_target').html("Отправляю ... ");
		$('#'+formName+'_buttonWrapper').fadeOut("slow");
		$('#'+formName+'_infoBox').slideUp();
		$('#'+formName+'_target').show();
		
		ajaxSubmit('mail.php', formName, 'target');
		
		setTimeout("$('#"+formName+"_target').hide(); $('#"+formName+"_buttonWrapper').fadeIn('slow'); $('#"+formName+"_infoBox').slideDown();", 3000);
	}
		
}

String.prototype.trim = function (){
	return this.replace(/(^\s+)|(\s+$)/g, "");
}


function getFormValues(form)
{
	var str = "";
	var valueArr = null;
	var val = "";
	var cmd = "";
	form = document.getElementById(form);
	for(var i = 0; i < form.elements.length; i++)
	{
		switch(form.elements[i].type)
		{
			case "text":
				str += form.elements[i].name + "=" + encodeURIComponent(form.elements[i].value) + "&";
				break;
			case "select-one":
				str += form.elements[i].name + "=" + form.elements[i].options[form.elements[i].selectedIndex].value + "&";
				break;
			case "textarea":
				str += form.elements[i].name + "=" + encodeURIComponent(form.elements[i].value) + "&";
				break;
			case "hidden":
				str += form.elements[i].name + "=" + encodeURIComponent(form.elements[i].value) + "&";
				break;
		}
	}
	str = str.substr(0,(str.length - 1));
	return str;
}

function xmlhttpPost(url, queryString, target) {
    var xmlHttpRequest = false;
    var self = this;
    if (window.XMLHttpRequest) {
        self.xmlHttpRequest = new XMLHttpRequest();
    }
    else if (window.ActiveXObject) {
        self.xmlHttpRequest = new ActiveXObject("Microsoft.XMLHTTP");
    }
    self.xmlHttpRequest.open('POST', url, true);
    self.xmlHttpRequest.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
    self.xmlHttpRequest.onreadystatechange = function() {
        if (self.xmlHttpRequest.readyState == 4) {
            $(target).html(self.xmlHttpRequest.responseText);
        }
    }
    self.xmlHttpRequest.send(queryString);
}

function ajaxSubmit(url, form, target)
{
	xmlhttpPost(url, getFormValues(form), '#'+form+'_'+target);
	clearForm(form);
}

function clearForm(form)
{
	form = document.getElementById(form);
	for(var i = 0; i < form.elements.length; i++)
	{
		switch(form.elements[i].type)
		{
			case "text":
				form.elements[i].value = "";
				break;
			case "textarea":
				form.elements[i].value = "";
				break;
		}
	}
}