var agt=navigator.userAgent.toLowerCase();

var is_major = parseInt(navigator.appVersion);
var is_minor = parseFloat(navigator.appVersion);

var is_ie     = ((agt.indexOf("msie") != -1) && (agt.indexOf("opera") == -1));
var is_ie3    = (is_ie && (is_major < 4));
var is_ie4    = (is_ie && (is_major == 4) && (agt.indexOf("msie 4")!=-1) );
var is_ie4up  = (is_ie && (is_major >= 4));
var is_ie5    = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.0")!=-1) );
var is_ie5_5  = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.5") !=-1));
var is_ie5up  = (is_ie && !is_ie3 && !is_ie4);
var is_ie5_5up =(is_ie && !is_ie3 && !is_ie4 && !is_ie5);
var is_ie6    = (is_ie && (is_major == 4) && (agt.indexOf("msie 6.")!=-1) );
var is_ie6up  = (is_ie && !is_ie3 && !is_ie4 && !is_ie5 && !is_ie5_5);

function bookmarkhome(jplace)
{

	if(is_ie4up)
		{
		if (document.all)
			window.external.AddFavorite("http://www.restaurantuk.com",document.title);
		}
	else
		{
		alert('Not Supported By This Browser. Please Try Pressing (CTRL+D)\n\nThis site is best viewed using MSIE5+')
		}
}


function validate(theForm)
{
	validSearch = /^[ 0-9a-z-'&!()]+$/i
	
	if (theForm.PCTownID.value.length < 1 || theForm.PCTownID.value == 'Enter postcode or town')
		{
		alert("Please Enter Town, County, Postcode, or Restaurant Name.");
		theForm.PCTownID.focus();
		return false;
		}
	if (theForm.PCTownID.value.toUpperCase() == 'LONDON')
		{
		frames['searchIframe'].frames['myIframe'].location ='advanced_town3.asp?sql_flag=1'
		searchDiv.style.visibility='visible';
		return false;
		}
	properClose=0;
return true;
}

function applyImageTransition (obj, imgsrc)
{
    obj.filters(0).Apply();
    obj.src=imgsrc;
    obj.filters(0).Play();
}

function setIn(obj, imgsrc)
{
	obj.src = imgsrc;
}

function fadeInOut(obj, imgsrc)
{
if(is_ie5_5up)
	{
	obj.style.filter='progid:DXImageTransform.Microsoft.Fade(duration=1)';
	applyImageTransition(obj,imgsrc)
	}
else
	{
	obj.src = imgsrc;
	}
}

function popoff() {
	searchDiv.style.visibility='hidden';
}

function popon() {
  searchDiv.style.visibility='visible';
}

function openWebsite(web_url,win_id,rst_name)
{
var ct;
var slotFound;
var alreadyAllocated=0;
var strHTML;

	win_ref=window.open(web_url, win_id,'width=800,height=600,scrollbars=1,resizable=1');

	win_ref.focus()
}