var http = createRequestObject();



function createRequestObject() 

{

	var ro;

	var browser = navigator.appName;

	if(browser == "Microsoft Internet Explorer")

	{

		ro = new ActiveXObject("Microsoft.XMLHTTP");

	}

	else

	{

		ro = new XMLHttpRequest();

	}

	return ro;

}



function nav_over(nav)

{

	document.getElementById('n'+nav).style.backgroundImage="url('{SITE_URL}templates/{TPL_NAME}/images/nav_back_over.gif')";

	document.getElementById('l'+nav).style.color = '#545866';

}

function nav_out(nav)

{

	document.getElementById('n'+nav).style.backgroundImage="url('')";

	document.getElementById('l'+nav).style.color = '#545866';

}

function changeuser(field,but)

{

	if(field.value == '')

	{

		document.getElementById(but).disabled = true;

	}

	else

	{

		document.getElementById(but).disabled = false;

	}

}

function checkavail(field,utype)

{

	username = document.getElementById(field).value;

	

	if(username.length < 4)

	{

		document.getElementById('availres').innerHTML = '{LANG_THEUSER} "'+username+'" {LANG_TOOSHORT}';

		return;

	}

	else if(username.length > 16)

	{

		document.getElementById('availres').innerHTML = '{LANG_THEUSER} "'+username+'" {LANG_TOOLONG}';

		return;

	}

	

	http.open('get', '{SITE_URL}signup.php?type='+utype+'&avail='+username);

    http.onreadystatechange = availResponse;

    http.send(null);

}

function availResponse() 

{

	if(http.readyState == 4)

	{

        var response = http.responseText;

		

		returned = response.split('|');



		if(response.indexOf('|' != -1)) 

		{

			var username=returned[0];

			var status=returned[1];



			if(status == 1)

			{

				document.getElementById('availres').innerHTML = '{LANG_THEUSER} "'+username+'" {LANG_ISAVAIL}';

			}

			else if(status == 2)

			{

				document.getElementById('availres').innerHTML = '{LANG_THEUSER} "'+username+'" {LANG_ISINVALID}';

			}

			else

			{

				document.getElementById('availres').innerHTML = '{LANG_SORRY}, {LANG_THEUSER} "'+username+'" {LANG_ISTAK}';

			}

		}

	}

}

function MM_jumpMenu(targ,selObj,restore){ //v3.0

	if(selObj.options[selObj.selectedIndex].value != '')

	{

		eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");

		if (restore) selObj.selectedIndex=0;

	}

}