function empty(string)
{
	if(string == '') { return true; }
	else             { return false; }
}

function ucwords(string)
{
	tempArray = string.split(" ");
	newArray  = new Array();
	loop = (tempArray.length - 1);
	for(i=0; i<=loop; i++)
	{
		rightString = tempArray[i].substr(1, tempArray[i].length);
		firstChar   = tempArray[i].substr(0,1).toUpperCase();
		newArray[i] = firstChar + rightString;
	}
	
	newString = newArray.join(" ");
	return newString;
}

function strtolower(string)
{
	return string.toLowerCase();
}

function strtoupper(string)
{
	return string.toUpperCase();	
}

function strlen(divId)
{
	var str = document.getElementById(divId);
	var string = str.value;
	
	return string.length;
}

function htmlentity_decode(string)
{
	data = string.replace(/&#(\d+);/g, function(wholematch, parenmatch1) {return String.fromCharCode(+parenmatch1);});
	data = data.replace(/&nbsp;/g, ' ');
	data = data.replace(/&quot;/g, '"');
	data = data.replace(/&lt;/g, '<');
	data = data.replace(/&gt;/g, '>');
	
	return data;
}

function br2nl(string)
{
	newString = string.replace(/<br \/>/ig,"\n");
	newString = newString.replace(/<\/p>/ig,"\n\n");
	newString = newString.replace(/<p>/ig,"");
	
	return newString;
}

function striptags(string)
{
	var stripped = string.replace(/(<([^>]+)>)/ig,"");
	return stripped;
}