function toogleTab1() {
	document.getElementById('tabHead1').className='tabHead1Active';
	document.getElementById('tabHead2').className='tabHead2';
	document.getElementById('tabContent1').style.visibility='visible'
	document.getElementById('tabContent2').style.visibility='hidden'
}

function toogleTab2() {
	document.getElementById('tabHead1').className='tabHead1';
	document.getElementById('tabHead2').className='tabHead2Active';
	document.getElementById('tabContent1').style.visibility='hidden'
	document.getElementById('tabContent2').style.visibility='visible'	
}