/**
 * Called before drawing the legend item.
 * 
 * @param lerh
 * 			  LegendEntryRenderingHints
 * @param bounds
 * 			  Bounds
 * @param icsc
 * 			  IChartScriptContext
 * @since Version 2.2.0
 */
legendItems = new Array();
index = 0;
function beforeDrawLegendItem( lerh, bounds, icsc )
{
	var val1 = lerh.getLabel().getCaption().getValue();
	var flag = 0 ;
	index = index + 1 ;
	for ( i=0; i<index ; i=i+1)
    {
		if(legendItems[i] == val1)
		{
			flag = 1;
			break;
		}
	}
	if(flag == 0)
	{
		legendItems[index] = val1 ;
		bounds.setHeight(0);
		bounds.setWidth(0);
		lerh.getLabel().getCaption().setValue("");
	}
	if(val1.compareToIgnoreCase("") == 0 || val1.compareToIgnoreCase("0") == 0 || val1.compareToIgnoreCase("Series 2") == 0)
	{
		bounds.setHeight(0);
		bounds.setWidth(0);
		lerh.getLabel().getCaption().setValue("");
	}
}