var detect = navigator.userAgent.toLowerCase();
if((detect.indexOf('msie'))!=-1) {document.write('<link href="/msie.css" rel="stylesheet" type="text/css" />');};
if((detect.indexOf('firefox'))!=-1) {document.write('<link href="/firefox.css" rel="stylesheet" type="text/css" />');};
if((detect.indexOf('opera'))!=-1) { alert(detect);document.write('<link href="/opera.css" rel="stylesheet" type="text/css" />');};
if((detect.indexOf('seamonkey'))!=-1) {document.write('<link href="/firefox.css" rel="stylesheet" type="text/css"/>');};
if((detect.indexOf('safari'))!=-1) {document.write('<link href="/opera.css" rel="stylesheet" type="text/css"/>');};

function show(id)
{
	document.getElementById("div_"+id).style.display='';
	if(navigator.appName=='Microsoft Internet Explorer')
	{
		document.getElementById("div_"+id).style.top = document.getElementById("div_"+id).style.top - document.getElementById("img_"+id).height; 
		document.getElementById("div_"+id).style.left = 50;
	}
}

function hide(id)
{
	document.getElementById("div_"+id).style.display='none';
}


function createXMLHttp()
{
	if(typeof XMLHttpRequest != "undefined")
	{
		return new XMLHttpRequest();
	}
	else if(window.ActiveXObject)
	{
		var aVersions = ["MSXML2.XMLHttp.5.0","MSXML2.XMLHttp.4.0","MSXML2.XMLHttp.3.0","MSXML2.XMLHttp","Microsoft.XMLHttp"];
		for(var i = aVersions.length; i > 0 ; i--)
		{
			try
			{
				var oXMLHttp = new ActiveXObject(aVersions[i])
				return oXMLHttp;
			}
			catch (oError)
			{
				// ничего не делать
			}
		}
	}
	throw new Error("Невозможно создать объект XMLHttp");
}

function send_form($request)
{
	var oXMLHttp = createXMLHttp();
	oXMLHttp.open("post", "/upload/ajax/form_send.php", true);
	oXMLHttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded")
	oXMLHttp.onreadystatechange = function()
	{
		if(oXMLHttp.readyState == 4)
		{
			if(oXMLHttp.status == 200)
			{				
				
				document.getElementById("form_send").innerHTML = "Ваша заявка принята";
			}
			else
			{
				alert("Ошибка: " + oXMLHttp.statusText);
			}
		}
	}
	oXMLHttp.send(document.quick_form.name.name+"="+document.quick_form.name.value+"&"+document.quick_form.mail.name+"="+document.quick_form.mail.value+"&"+document.quick_form.phone.name+"="+document.quick_form.phone.value+"&"+document.quick_form.text.name+"="+document.quick_form.text.value);
}

function check_form()
{
	var $bool = true;
	var $fields = new Array();
	$fields[0] = document.quick_form.name;
	$fields[1] = document.quick_form.mail;
	$fields[2] = document.quick_form.phone;

	for($i=0;$i<$fields.length;$i++)
	{
		if($fields[$i].disabled==false)
		{
			if($fields[$i].value=="") 
			{
				$bool = false;
				$fields[$i].style.backgroundColor = "#dedfd2";
			}
			else
			{
				$fields[$i].style.backgroundColor = "#ffffff";
			}
		}	
	}
	if($bool == true) send_form();
}


function get_next_portfolio($category, $request)
{
	var oXMLHttp = createXMLHttp();
	oXMLHttp.open("post", "/upload/ajax/get_next_portfolio.php", true);
	oXMLHttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded")
	oXMLHttp.onreadystatechange = function()
	{
		if(oXMLHttp.readyState == 4)
		{
			if(oXMLHttp.status == 200)
			{
				if(oXMLHttp.responseText!='0')
				{	
					document.getElementById('left_pointer_'+$category).style.visibility = "visible";
					document.getElementById($category + "img_0").innerHTML = document.getElementById($category + "img_1").innerHTML;
					document.getElementById($category + "img_1").innerHTML = document.getElementById($category + "img_2").innerHTML;
					document.getElementById($category + "label_0").innerHTML = document.getElementById($category + "label_1").innerHTML;
					document.getElementById($category + "label_1").innerHTML = document.getElementById($category + "label_2").innerHTML;
					$pieces = oXMLHttp.responseText.split("|")
					document.getElementById($category + "img_2").innerHTML = $pieces[0];
					document.getElementById($category + "label_2").innerHTML = $pieces[1];
					document.getElementById($category + "first").value = document.getElementById($category + "middle").value;
					document.getElementById($category + "middle").value = document.getElementById($category + "last").value;
					document.getElementById($category + "last").value = $pieces[2];
				}
				else
				{
					document.getElementById('right_pointer_'+$category).style.visibility = "hidden";
				}
			}
			else
			{
				alert("Ошибка: " + oXMLHttp.statusText);
			}
		}
	}
	oXMLHttp.send($request);
}

function get_prev_portfolio($category, $request)
{
	var oXMLHttp = createXMLHttp();
	oXMLHttp.open("post", "/upload/ajax/get_prev_portfolio.php", true);
	oXMLHttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded")
	oXMLHttp.onreadystatechange = function()
	{
		if(oXMLHttp.readyState == 4)
		{
			if(oXMLHttp.status == 200)
			{	
				if(oXMLHttp.responseText!='0')
				{	
					document.getElementById('right_pointer_'+$category).style.visibility = "visible";
					document.getElementById($category + "img_2").innerHTML = document.getElementById($category + "img_1").innerHTML;
					document.getElementById($category + "img_1").innerHTML = document.getElementById($category + "img_0").innerHTML;
					document.getElementById($category + "label_2").innerHTML = document.getElementById($category + "label_1").innerHTML;
					document.getElementById($category + "label_1").innerHTML = document.getElementById($category + "label_0").innerHTML;
	
					$pieces = oXMLHttp.responseText.split("|")
					document.getElementById($category + "img_0").innerHTML = $pieces[0];
					document.getElementById($category + "label_0").innerHTML = $pieces[1];
					document.getElementById($category + "last").value = document.getElementById($category + "middle").value;
					document.getElementById($category + "middle").value = document.getElementById($category + "first").value;
					document.getElementById($category + "first").value = $pieces[2];		
				}
				else
				{
					document.getElementById('left_pointer_'+$category).style.visibility = "hidden";
				}
			}
			else
			{
				alert("Ошибка: " + oXMLHttp.statusText);
			}
		}
	}
	oXMLHttp.send($request);
}