function more(idx){
	el1 = Ext.get('more'+idx);
	el2 = Ext.get('less'+idx);
	el1.setVisibilityMode(Ext.Element.DISPLAY);
	el2.setVisibilityMode(Ext.Element.DISPLAY);
	el1.hide(false);
	el2.show(false);
}

function less(idx){
	el1 = Ext.get('more'+idx);
	el2 = Ext.get('less'+idx);
	el1.setVisibilityMode(Ext.Element.DISPLAY);
	el2.setVisibilityMode(Ext.Element.DISPLAY);
	el1.show(false);
	el2.hide(false);
}

$(document).ready(function(){
	/*create alternating table rows*/
	//tr:nth-child(even)
	
	$("table.gray_table tbody").find("tr:first").addClass("gray-head");
	var tr_even_green = $("table.gray_table tbody").find("tr:gt(0):even");
	var tr_odd_green  = $("table.gray_table tbody").find("tr:gt(0):odd");
	
	tr_even_green.addClass("even");
	tr_odd_green.addClass("odd");
	if (tr_even_green.hasClass('odd')) {
		tr_even_green.removeClass("odd");
	}
	if(tr_odd_green.hasClass('even')) {
		tr_odd_green.removeClass("even");
	}
})