// JavaScript Document
function setTab(number,index,show)
{
	 for (var i = 1; i <= number; i++) 
	 {
			  document.getElementById('content' + i).className = '';
			  document.getElementById('content' + i).style.display = 'none';
	 }
	  document.getElementById('content' + index).className = 'contentShow';
	  document.getElementById('content' + index).style.display = 'block';
}