function openAddOns(){ 
	var screenWidth = 0;
	 var screenHeight= 0;
	 if (document.all || document.layers) {
	    screenWidth = screen.Width;
	    screenHeight = screen.Height;
	 }
	var popupWinWidth = 528;
	var popupWinHeight = 540; 
	var popupTopPosition = (screenHeight-popupWinHeight)/2;
	var popupLeftPosition = (screenWidth-popupWinWidth)/2;
			window.open('../../../http://www.three.co.uk/explore/howmuch/addons/index.omp','addons','width=' + popupWinWidth + ',height='+ popupWinHeight +',top=' + popupTopPosition + ',left=' + popupLeftPosition + 'toolbar=no,location=no,status=no,menubar=no,scrollbars=yes,resizable=no');
}


function openCoverage(){ 
	var screenWidth = 0;
	 var screenHeight= 0;
	 if (document.all || document.layers) {
	    screenWidth = screen.Width;
	    screenHeight = screen.Height;
	 }
	var popupWinWidth = 700;
	var popupWinHeight = 520; 
	var popupTopPosition = (screenHeight-popupWinHeight)/2;
	var popupLeftPosition = (screenWidth-popupWinWidth)/2;
			window.open('../../../http://www.three.co.uk/three/coverage/coverageChecker.do','popup','width=' + popupWinWidth + ',height='+ popupWinHeight +',top=' + popupTopPosition + ',left=' + popupLeftPosition + 'toolbar=no,location=no,status=no,menubar=no,scrollbars=yes,resizable=no');
}


function openService(){ 
	var screenWidth = 0;
	 var screenHeight= 0;
	 if (document.all || document.layers) {
	    screenWidth = screen.Width;
	    screenHeight = screen.Height;
	 }
	var popupWinWidth = 600;
	var popupWinHeight = 600; 
	var popupTopPosition = (screenHeight-popupWinHeight)/2;
	var popupLeftPosition = (screenWidth-popupWinWidth)/2;
			window.open('../../../http://www.three.co.uk/microsites/Asset/3/service.htm','popup','width=' + popupWinWidth + ',height='+ popupWinHeight +',top=' + popupTopPosition + ',left=' + popupLeftPosition + 'toolbar=no,location=no,status=no,menubar=no,scrollbars=yes,resizable=no');
}


function openServicePricing(){ 
	var screenWidth = 0;
	 var screenHeight= 0;
	 if (document.all || document.layers) {
	    screenWidth = screen.Width;
	    screenHeight = screen.Height;
	 }
	var popupWinWidth = 659;
	var popupWinHeight = 540; 
	var popupTopPosition = (screenHeight-popupWinHeight)/2;
	var popupLeftPosition = (screenWidth-popupWinWidth)/2;
			window.open('../../../http://www.three.co.uk/explore/howmuch/servicePrices.omp','popup','width=' + popupWinWidth + ',height='+ popupWinHeight +',top=' + popupTopPosition + ',left=' + popupLeftPosition + 'toolbar=no,location=no,status=no,menubar=no,scrollbars=yes,resizable=no');
}


function openThreePay(){ 
	var screenWidth = 0;
	 var screenHeight= 0;
	 if (document.all || document.layers) {
	    screenWidth = screen.Width;
	    screenHeight = screen.Height;
	 }
	var popupWinWidth = 780;
	var popupWinHeight = 500; 
	var popupTopPosition = (screenHeight-popupWinHeight)/2;
	var popupLeftPosition = (screenWidth-popupWinWidth)/2;
			window.open('../../../http://www.three.co.uk/threepay/index.html','popup','width=' + popupWinWidth + ',height='+ popupWinHeight +',top=' + popupTopPosition + ',left=' + popupLeftPosition + 'toolbar=no,location=no,status=no,menubar=no,scrollbars=no,resizable=no');
}
 

function openTopupLocator(){ 
	var screenWidth = 0;
	 var screenHeight= 0;
	 if (document.all || document.layers) {
	    screenWidth = screen.Width;
	    screenHeight = screen.Height;
	 }
	var popupWinWidth = 730;
	var popupWinHeight = 550; 
	var popupTopPosition = (screenHeight-popupWinHeight)/2;
	var popupLeftPosition = (screenWidth-popupWinWidth)/2;
			window.open('../../../http://www.three.co.uk/three/topup/topupLocator.do','TopupLocator','width=' + popupWinWidth + ',height='+ popupWinHeight +',top=' + popupTopPosition + ',left=' + popupLeftPosition + 'toolbar=no,location=no,status=no,menubar=no,scrollbars=yes,resizable=no');
}


function openUnlimitedText(){ 
	var screenWidth = 0;
	 var screenHeight= 0;
	 if (document.all || document.layers) {
	    screenWidth = screen.Width;
	    screenHeight = screen.Height;
	 }
	var popupWinWidth = 575;
	var popupWinHeight = 460; 
	var popupTopPosition = (screenHeight-popupWinHeight)/2;
	var popupLeftPosition = (screenWidth-popupWinWidth)/2;
			window.open('../../../http://www.three.co.uk/promotions/freetext.omp','freeTextPromo','width=' + popupWinWidth + ',height='+ popupWinHeight +',top=' + popupTopPosition + ',left=' + popupLeftPosition + 'toolbar=no,location=no,status=no,menubar=no,scrollbars=yes,resizable=no');
}


function openSport(){ 
	var screenWidth = 0;
	 var screenHeight= 0;
	 if (document.all || document.layers) {
	    screenWidth = screen.Width;
	    screenHeight = screen.Height;
	 }
	var popupWinWidth = 600;
	var popupWinHeight = 600; 
	var popupTopPosition = (screenHeight-popupWinHeight)/2;
	var popupLeftPosition = (screenWidth-popupWinWidth)/2;
			window.open('../../../http://www.three.co.uk/microsites/Asset/3/sport.htm','popup','width=' + popupWinWidth + ',height='+ popupWinHeight +',top=' + popupTopPosition + ',left=' + popupLeftPosition + 'toolbar=no,location=no,status=no,menubar=no,scrollbars=yes,resizable=no');
}