function tabSwitch(new_tab, tab_content) {

	document.getElementById('content_1').style.display = 'none';
	document.getElementById('content_2').style.display = 'none';
	document.getElementById('content_3').style.display = 'none';
	document.getElementById('content_4').style.display = 'none';
	document.getElementById('content_5').style.display = 'none';
	document.getElementById('content_6').style.display = 'none';
	document.getElementById('content_7').style.display = 'none';
	document.getElementById(tab_content).style.display = 'block';


	document.getElementById('tab_1').className = '';
	document.getElementById('tab_2').className = '';
	document.getElementById('tab_3').className = '';
	document.getElementById('tab_4').className = '';
	document.getElementById('tab_5').className = '';
	document.getElementById('tab_6').className = '';
	document.getElementById('tab_7').className = '';
	document.getElementById(new_tab).className = 'active';

}