function increaseFontSize()
{
	// Identify Firefox
	if (navigator.userAgent.toLowerCase().indexOf("firefox") != -1)
	{
		alert('To enlarge the page, please press "Ctrl +" on your keyboard');
	}
	//Identify Opera
	else if (navigator.userAgent.toLowerCase().indexOf("opera") != -1)
	{
		alert('To enlarge the page, please press "Ctrl +" on your keyboard');
	}
	// Identify Internet Explorer
	else if (navigator.userAgent.toLowerCase().indexOf("msie") != -1)
	{
		alert('To enlarge the page, please press "Ctrl +" on your keyboard');
	}
	// Identify Chrome
	else if (navigator.userAgent.toLowerCase().indexOf("chrome/") != -1)
	{
		document.body.style.zoom = '125%' //screen.width/1024;
		
		document.cookie='Zoom=yes;path=/';
	}
	// Identify Safari
	else if (navigator.userAgent.toLowerCase().indexOf("safari") != -1 && navigator.userAgent.toLowerCase().indexOf("mobile") == -1)
	{
		document.body.style.zoom = '125%' //screen.width/1024;
		
		document.cookie='Zoom=yes;path=/';
	}
}

function decreaseFontSize(width)
{
	// Identify Firefox
	if (navigator.userAgent.toLowerCase().indexOf("firefox") != -1)
	{
		alert('To shrink the page, please press "Ctrl -" on your keyboard');
	}
	//Identify Opera
	else if (navigator.userAgent.toLowerCase().indexOf("opera") != -1)
	{
		alert('To shrink the page, please press "Ctrl -" on your keyboard');
	}
	// Identify Internet Explorer
	else if (navigator.userAgent.toLowerCase().indexOf("msie") != -1)
	{
		alert('To shrink the page, please press "Ctrl -" on your keyboard');
	}
	// Identify Chrome
	else if (navigator.userAgent.toLowerCase().indexOf("chrome/") != -1)
	{
		document.body.style.zoom = screen.width/width;
		document.cookie='Zoom=no;path=/';
	}
	// Identify Safari
	else if (navigator.userAgent.toLowerCase().indexOf("safari") != -1 && navigator.userAgent.toLowerCase().indexOf("mobile") == -1)
	{
		document.body.style.zoom = screen.width/width;
		document.cookie='Zoom=no;path=/';
	}
}

function checkCookie(Name)
{
	//Get cookie routine 
	var search = Name + "="
	var ZoomCookie = "";
	if (document.cookie.length > 0)
	{
		offset = document.cookie.indexOf(search)
		// if cookie exists
		if (offset != -1)
		{
			offset += search.length
			// set index of beginning of value
			end = document.cookie.indexOf(";", offset);
			// set index of end of cookie value
			if (end == -1) end = document.cookie.length;
			ZoomCookie=unescape(document.cookie.substring(offset, end))
			if(ZoomCookie == 'yes')
			{
				increaseFontSize()
			}
		}
	}
}