function initialize() {

    alternate('trtable');
	alternateCells('tdtable');
	
	if (checkID('thickbox')==true){
		TB_init()
	}
}

function checkID(id){
	if(document.getElementById(id) != null){
		return true;
	}
	else
	{
		return false;
	}
}


window.onload = initialize;