$(document).ready(function() 
{
	var username = Get_Cookie('username');

	if (username != null)
	{
		$("#inputUsername").val(username);
	}
	
	// set focus
	$("#inputUsername").focus();
	
	$('#previewImage').load(function()
	{
   		$("#loadingImage").hide();
	});
   			   				   	
	if ($.browser.mozilla) 
	{
			$("#inputUsername").keypress(checkForEnter);
	} 
	else 
	{
			$("#inputUsername").keydown(checkForEnter);
	}

	function checkForEnter(e) 
	{
			if (e.keyCode == 13) 
			{    
		 		e.preventDefault();
		 		
				var username = $("#inputUsername").val();
			
				if (username == '')
				{
					alert('Please enter username.');
					
					$("#inputUsername").focus();
					
					return;
				} 
				
				Set_Cookie('username', username, 1, '/');  			 		
		 		
		 		HandleSubmit();
		 		
 				return false;
			}
	}		
		   	
	$("#inputSubmit").click(function(e) 
   	{
   		e.preventDefault();
   		
			var username = $("#inputUsername").val();
			
			if (username == '')
			{
				alert('Please enter username.');
				
				$("#inputUsername").focus();
				
				return;
			} 
			
			Set_Cookie('username', username, 1, '/');  		
   		
   		HandleSubmit();
   	});
   	
   $("#outputBBCODE").click(function(e) 
   	{
   		$("#outputBBCODE").focus();
   		$("#outputBBCODE").select();
   	});
});

function Set_Cookie(name, value, expires, path, domain, secure)
{
	// set time, it's in milliseconds
	var today = new Date();
	
	today.setTime(today.getTime());

	/*
	if the expires variable is set, make the correct
	expires time, the current script below will set
	it for x number of days, to make it for hours,
	delete * 24, for minutes, delete * 60 * 24
	*/
	
	if (expires)
	{
		expires = expires * 1000 * 60 * 60 * 24;
	}
	
	var expires_date = new Date(today.getTime() + (expires));

	document.cookie = name + "=" + escape(value) + ((expires) ? ";expires=" + expires_date.toGMTString() : "") +
		((path ) ? ";path=" + path : "") + ((domain ) ? ";domain=" + domain : "") + ((secure ) ? ";secure" : "");
}
			
function Get_Cookie(check_name) 
{
	// first we'll split this cookie up into name/value pairs
	// note: document.cookie only returns name=value, not the other components
	var a_all_cookies = document.cookie.split(';');
	var a_temp_cookie = '';
	var cookie_name = '';
	var cookie_value = '';
	var b_cookie_found = false; // set boolean t/f default f

	for (i = 0; i < a_all_cookies.length; i++)
	{
		// now we'll split apart each name=value pair
		a_temp_cookie = a_all_cookies[i].split('=');

		// and trim left/right whitespace while we're at it
		cookie_name = a_temp_cookie[0].replace(/^\s+|\s+$/g, '');

		// if the extracted name matches passed check_name
		if (cookie_name == check_name)
		{
			b_cookie_found = true;
			
			// we need to handle case where cookie has no value but exists (no = sign, that is):
			if (a_temp_cookie.length > 1)
			{
				cookie_value = unescape( a_temp_cookie[1].replace(/^\s+|\s+$/g, '') );
			}
			
			// note that in cases where cookie is initialized but no value, null is returned
			return cookie_value;
			
			break;
		}
		a_temp_cookie = null;
		cookie_name = '';
	}
	
	if (!b_cookie_found)
	{
		return null;
	}
}