//点击滑动JS
function ShowTab(theA,Small,main){
	up = theA-1;
	down = theA+1;
	for(var i=Small;i< main;i++ ){
		if(up==i){
			document.getElementById('Tab'+i).style.display='none';
			document.getElementById('Span'+i).className='up';
		}else if(theA==i){
			document.getElementById('Tab'+i).style.display='';
			document.getElementById('Span'+i).className='choose';
		}
		else if(down==i){
			document.getElementById('Tab'+i).style.display='none';
			document.getElementById('Span'+i).className='down';
		}else{
			document.getElementById('Tab'+i).style.display='none';
			document.getElementById('Span'+i).className='';
		}
	}
}