getElem = function(elemId) {return document.getElementById(elemId);}
var CurrentStep = 1;
function SetCurrent(val)
{
	if(CurrentStep!=val)
	{
	 getElem('div_'+CurrentStep).style.display = 'none';
	 getElem('a_title_'+CurrentStep).className = '';
	 getElem('div_'+val).style.display = 'block';
	 getElem('a_title_'+val).className = 'current';
	}
	CurrentStep = val;
}