//****************************************************
// Cross Browser Table Row Highlight Rollovers
// C. Sewell 2006
//****************************************************


// is browser sufficiently advanced for true W3C DOM scripting ?
var W3CDOM;

if (document.getElementById && document.createElement && document.childNodes)
	W3CDOM = true;
else
	W3CDOM = false;


var prevRowColour;
var lastState = 'off';


function rowRollOver(obj)         // pass the table row as an object ('this')
{
	if (W3CDOM)
	{
		objID = obj.id;
		if (lastState=='off') 
		{
			prevRowColour = document.getElementById(objID).style.backgroundColor;
			lastState = 'on';
			bgNewColor = '#DDEAEF';
		}
		else
		{
			bgNewColor = prevRowColour;
			lastState = 'off';
		}
		document.getElementById(objID).style.backgroundColor = bgNewColor;
	}
}