function change_d(show_pic_id,show_content_id,show_no_id,show_no_content_id,index){
	
	document.getElementById(show_pic_id).src = 'http://images.tradetang.com/images/v2/btn0'+index+'.gif';
	//document.getElementById(show_pic_id).className=show_pic_li;
	document.getElementById(show_content_id).style.display='none';
	//document.getElementById(show_no_id).className=show_no_li_id;
	if(index == 1 ){
		index2 = 2;
	}else{
		index2 = 1;	
	}
	document.getElementById(show_no_id).src = 'http://images.tradetang.com/images/v2/btn0'+index2+'a.gif';	
	document.getElementById(show_no_content_id).style.display='block';
	
} 

function change_s(f){
	if(f==1){
		var n1=2;
		var n2=3;		
	}else if(f==2){
		var n1=1;
		var n2=3;		
	}else{
		var n1=1;
		var n2=2;
	}
	document.getElementById('tag'+n1).className='';
	document.getElementById('tag_content_'+n1).style.display='none';
	document.getElementById('tag'+n2).className='';
	document.getElementById('tag_content_'+n2).style.display='none';
		
	document.getElementById('tag'+f).className='f03';
	document.getElementById('tag_content_'+f).style.display='block';
	
}

function change_rhp(f){
	if(f==1){
		var n=2;
	}else{
		var n=1;
	}
	document.getElementById('r_h_p_'+n).className='';
	document.getElementById('r_h_p_content_'+n).style.display='none';

		
	document.getElementById('r_h_p_'+f).className='f03';
	document.getElementById('r_h_p_content_'+f).style.display='block';
	
}