function fieldAdvance(currentLength,maxLength,nextField)
{
	if(currentLength >= maxLength)
	{
		document.getElementById(nextField).focus();
	}
}

function getCenteringCordinates(id)
{
	var top = document.documentElement.scrollTop || document.body.scrollTop;
	var left = document.documentElement.scrollLeft || document.body.scrollLeft;
	var clientWidth = document.documentElement.clientWidth ||  document.body.clientWidth
	var clientHeight = document.documentElement.clientHeight ||  document.body.clientHeight
	var divDim = $(id).getDimensions();
	
	var returnDim = new Object();
	returnDim.x = (clientWidth - divDim.width)/2 + left;
	returnDim.y = (clientHeight - divDim.height)/2 + top;
	return returnDim;
}