var ie4=document.all;
var ns6=document.getElementById&&!document.all;
var clockTimer;

var imgHomeRollover = new Image;

if (window.addEventListener)
{				
	// Safari
	window.addEventListener("load", preparePage, false);	
}
else if (document.addEventListener) 
{			
	// FireFox & Opera
	document.addEventListener("DOMContentLoaded", preparePage, false);
}
else if (window.attachEvent)
{	
	// IE
	window.attachEvent("onload", preparePage);
}
else
{
	body.onload = preparePage();
}	


function preparePage()
{
	dirtyCache();	
	
	displayClock();
}


function displayClock()
{
	var current = new Date;
	var display, Year, Month, Hours; 
	
	Year = current.getFullYear().toString().substr(2, 2);
	Month = (current.getMonth() + 1).toString();
	Minutes = current.getMinutes().toString();
	
	if (Month.length==1) Month = "0" + Month;
	if (Minutes.length==1) Minutes = "0" + Minutes;
	
	if ((Hours = current.getHours()) > 12 ) 
	{
		Hours -= 12;
		Period = "PM";
	}
	else
		Period = "AM";
	
	display = "<span>" + Hours + ":" + Minutes + Period + "</span>";
	
	display += "<span>" + switchDay(current.getDay()) + "</span>";
	
	display += "<span>" + current.getDate() + "|" + Month + "|" + Year + "</span>";
	
	try
	{
		document.getElementById('date_time').innerHTML = display;
	
		clockTimer = setTimeout("displayClock()", 10000);
	}
	catch(error)
	{
		clearTimeout(clockTimer);
	}		
}


function propertySearch()
{
	propertyWindow = window.open("http://www.southlondonbusiness.co.uk/property_finder.php", "propertyWindow");
}

function BTClick()
{
    BTWindow = window.open("http://www.btbroadbandoffice.com/business-move", "BTWindow");
}

function carbonCalc()
{
	ccWindow = window.open("http://www.btplc.com/ClimateChange/CarbonCalculator/index.cfm", "ccWindow");
}

function celsius()
{
	celsiusWindow = window.open("http://www.southlondonbusiness.co.uk/club.php", "celsiusWindow");
}

function worksmarter()
{
	r2r = window.open("http://www.southlondonbusiness.co.uk/response_to_redundancy.php", "r2r");
}

function slbawards()
{
	slbawardsWindow = window.open("http://www.slbawards.co.uk", "slbawardsWindow");
}


function switchDay(dayOfWeek)
{
	switch(dayOfWeek)
	{
		case 1 : return("MON"); break;
		case 2 : return("TUE"); break;
		case 3 : return("WED"); break;
		case 4 : return("THUR"); break;
		case 5 : return("FRI"); break;
		case 6 : return("SAT"); break;
		default : return("SUN"); break;
	}
}


function dirtyCache()
{
	// Load rollover images to the cache
	imgHomeRollover.src = "../images/blue_arrow_on.gif";
	imgHomeRollover.src = "../images/red_arrow_on.gif";
	imgHomeRollover.src = "../images/green_arrow_on.gif";
	imgHomeRollover.src = "../images/purple_arrow_on.gif";
	imgHomeRollover.src = "../images/turq_arrow_on.gif";
}


function changeDelivery(displayDelivery)
{
    fnFindBrowserStyle(document.getElementById("delivery_details")).display = displayDelivery ? "block" : "none";
}

function switchImg(ident)
{
	
}

function fnFindBrowserStyle(objIdent)
{ return ((ie4||ns6) ? objIdent.style : objIdent); }