function showTab(index,name,tabname) {
	if (index == 1) {		 
		document.getElementById(name + '2').style.display = 'none';
		document.getElementById(tabname + '2').className='tabunselected';
		if (document.getElementById(name + '3') && document.getElementById(tabname + '3')) {
			document.getElementById(name + '3').style.display = 'none';
			document.getElementById(tabname + '3').className='tabunselected';
		}
		
		document.getElementById(name + '1').style.display = 'block';
		document.getElementById(tabname + '1').className='tabselected';
	}
	
	if (index == 2) {		 
		document.getElementById(name + '1').style.display = 'none';
		document.getElementById(tabname + '1').className='tabunselected';
		if (document.getElementById(name + '3') && document.getElementById(tabname + '3')) {
			document.getElementById(name + '3').style.display = 'none';
			document.getElementById(tabname + '3').className='tabunselected';
		}
		document.getElementById(name + '2').style.display = 'block';
		document.getElementById(tabname + '2').className='tabselected';
	}
	

	if (index == 3) {		 
		document.getElementById(name + '1').style.display = 'none';
		document.getElementById(tabname + '1').className='tabunselected';
		document.getElementById(name + '2').style.display = 'none';
		document.getElementById(tabname + '2').className='tabunselected';
		if (document.getElementById(name + '3') && document.getElementById(tabname + '3')) {
			document.getElementById(name + '3').style.display = 'block';
			document.getElementById(tabname + '3').className='tabselected';
		}
	}
}