//Style Sheet Switcher version 1.0 Nov 9th, 2005
//Author: Dynamic Drive: http://www.dynamicdrive.com
//Usage terms: http://www.dynamicdrive.com/notice.htm


// Hide/show a div.
function toggleDiv(DivID,imageID)
{
	if(document.getElementById(DivID).style.display=='none')
	{
		document.getElementById(DivID).style.display = 'block';
		document[imageID].src= 'http://www4.utsouthwestern.edu/library/libImages/icons/minus.gif';
	}
	else
	{
		document.getElementById(DivID).style.display = 'none';
		document[imageID].src= 'http://www4.utsouthwestern.edu/library/libImages/icons/plus.gif'
	}
}

function textCounter(name, field, countfield, maxlimit )
		{
		 	if ( field.value.length > maxlimit )
			{
			  field.value = field.value.substring( 0, maxlimit );
			  field.blur();
			  field.focus();
			  alert( name + ' can only be ' +  maxlimit + ' characters in length.' );
		  		return false;
			} 
			else 
		  		countfield.value = maxlimit - field.value.length;
		}