var tuwy_button_names = new Array( "simodem", "schwdem", "qckndem", "nfldem", "mvpdem", "lnchdm", "hoovrdem", "golfdem", "espndem", "compdem" );
var tuwy_buttons = new Array();

var current_button = 0;

var i;
for ( i = 0; i < tuwy_button_names.length; i++ )
{
	var theImage = new Image();
	theImage.src = "images/portfolio/tuwy/" + tuwy_button_names[i] + ".gif";
	tuwy_buttons[tuwy_buttons.length] = theImage;
}

function nextTuwy(sender)
{
	sender.disabled = true;
	var theImage = document.getElementById( "tuwy_popup" );
	if ( theImage )
	{
		theImage.src == tuwy_buttons[( tuwy_buttons.length - 1)].src ? current_button = 0 : current_button++;
		theImage.src = tuwy_buttons[current_button].src;
	}
	sender.disabled = false;
}

function prevTuwy(sender)
{
	sender.disabled = true;
	var theImage = document.getElementById( "tuwy_popup" );
	if ( theImage )
	{
		theImage.src == tuwy_buttons[0].src ? current_button = ( tuwy_buttons.length - 1 ) : current_button--;
		theImage.src = tuwy_buttons[current_button].src;
	}
	sender.disabled = false;
}