// Function to check data and manipulate necessary fields before posting

function post_check()
{
	if(title_check() && event_check() && main_check() && filter(document.form1))
		return true;
	else
		return false;
}

function submit_check()
{
	if(Etitle_check() && Emain_check() && expiry())
		return true;
	else
		return false;
}

function modify_check()
{
	if(title_check() && main_check())
		return true;
	else
		return false;
}

// The following functions relate to specific fields within the posting/modfiying form
// Function to ensure that something has been entered in the title field

function title_check()
{
	if (document.form1.title.value == "" || (document.form1.title.value == document.form1._wb_placeholder_title.value))
	{
		alert("Please enter a Title.");
		return false;
	}
	else
		return true;
}

function event_check()
{
	if (document.form1.event.value == "" )
	{
		alert("Please enter an event.");
		return false;
	}
	else
		return true;
}

function main_check()
{
	if (document.form1.content.value == "" || (document.form1.content.value == document.form1._wb_placeholder_content.value))
	{
		alert("Please enter Main Message.");
		return false;
	}
	else
		return true;
}

function date_check()
{
	if (document.form1.date.value == "" || (document.form1.date.value == document.form1._wb_placeholder_date.value))
	{
		alert("Please enter Entry Date.");
		return false;
	}
	else
		return true;
}

function Etitle_check()
{
	if (document.form1.event_title1.value == "" || (document.form1.event_title1.value == document.form1._wb_placeholder_event_title1.value))
	{
		alert("Please enter a Event Title.");
		return false;
	}
	else
		return true;
}

function Emonth_check()
{
		if (document.form1.event_month1.options[document.form1.event_month1.selectedIndex].value == "")
		{
			alert("Please select the Event Month");
			return false;
		}
		else
			return true;
}	

function Emain_check()
{
	if (document.form1.event_content1.value == "" || (document.form1.event_content1.value == document.form1._wb_placeholder_event_content1.value))
	{
		alert("Please enter Main Message.");
		return false;
	}
	else
		return true;
}

// If url is just "http://" (the value given as a default when the form loads) reset it to ""
function url_check()
{
	if (document.form1.url.value == "http://")
		document.form1.url.value = "";
	return true;
}

function expiry()
{
	if (document.form1.expires.value == '' || (document.form1.expires.value == document.form1._wb_placeholder_expires.value))
	{
		if (document.form1.calendar.value != '' && (document.form1.calendar.value != document.form1._wb_placeholder_calendar.value))
			document.form1.expires.value = document.form1.calendar.value;
	}
	return true;
}

function isDateValid(name)
{
	var doThis = eval("document.form1." + name + ".value");
	if (doThis != '')
	{
		if (name == "expires")
			return isFutureDate(doThis,'Date to Remove from News');
		else if (name == "calendar")
			return isFutureDate(doThis,'Calendar');
	}
	placeholderBack(name)
}

function placeholderBack(name)
{
	var placeholder = eval("document.form1." + name);
	var defaultPlace = eval("document.form1._wb_placeholder_" + name + ".value");
		if(placeholder.value == '')
			placeholder.value = defaultPlace;
}

function remove_select(name)
{
	var placeholder = eval("document.form1." + name);
	var defaultPlace = eval("document.form1._wb_placeholder_" + name + ".value");
	
	if(placeholder.value == defaultPlace)
		placeholder.value = '';
	else
		placeholder.select();
}

function selectTextArea(name)
{
	var placeholder = eval("document.form1." + name);
	var defaultPlace = eval("document.form1._wb_placeholder_" + name + ".value");
	if(placeholder.value == defaultPlace)
		placeholder.select();
}