function switchdisplay(stringid, activeid, amounts){
	var i = 0;
	for(i=0;i<=amounts-1;i++){
		if(document.getElementById(stringid+i)){
			if(i == activeid){
				document.getElementById(stringid+i).style.display='block';
			} else {
				document.getElementById(stringid+i).style.display='none';
			}
		}
	}
}

function switchcssclass(stringid, activeid, amounts){
	var i = 0;
	for(i=0;i<=amounts-1;i++){
		if(document.getElementById(stringid+i)){
			if(i == activeid){
			document.getElementById(stringid+i).className=' active';
			} else {
				document.getElementById(stringid+i).className='';
			}
		}
		
		
	}
}