function tabSwitchCont(new_tab, new_content) {
	
	document.getElementById('contenttab_1').style.display = 'none';
	document.getElementById('contenttab_2').style.display = 'none';
	document.getElementById('contenttab_3').style.display = 'none';
	document.getElementById(new_content).style.display = 'block';	
	

	document.getElementById('tab2_1').className = '';
	document.getElementById('tab2_2').className = '';	
	document.getElementById('tab2_3').className = '';	
	document.getElementById(new_tab).className = 'active';		

}

function tabSwitchCont_2(active, number, tab2_prefix, contenttab_prefix) {
	
	for (var i=1; i < number+1; i++) {
	  document.getElementById(contenttab_prefix+i).style.display = 'none';
	  document.getElementById(tab2_prefix+i).className = '';
	}
	document.getElementById(contenttab_prefix+active).style.display = 'block';
	document.getElementById(tab2_prefix+active).className = 'active';	
	
}

function tabSwitchCom(new_tab, new_content) {
	
	document.getElementById('commenttab_1').style.display = 'none';
	document.getElementById('commenttab_2').style.display = 'none';
	document.getElementById(new_content).style.display = 'block';	
	

	document.getElementById('tab3_1').className = '';
	document.getElementById('tab3_2').className = '';	
	document.getElementById(new_tab).className = 'active';		

}

function tabSwitchCom_2(active, number, tab3_prefix, commenttab_prefix) {
	
	for (var i=1; i < number+1; i++) {
	  document.getElementById(commenttab_prefix+i).style.display = 'none';
	  document.getElementById(tab3_prefix+i).className = '';
	}
	document.getElementById(commenttab_prefix+active).style.display = 'block';
	document.getElementById(tab3_prefix+active).className = 'active';	
	
}

 function doClear(theText) {
     if (theText.value == theText.defaultValue) {
         theText.value = ""
     }
 }