function tabname1(titlename,tabname,tabnum,tabcishu,classnameblock,classnamenone)   
{  
	tabsbengin(titlename,tabname,tabnum,tabcishu,classnameblock,classnamenone);   
}   


function tabsbengin(titlename,tabname,tabnum,tabcishu,classnameblock,classnamenone)   
{   
	
	
	for (var i = 1; i <= tabcishu; i++)   
	{   
		if(!document.getelementbyid(tabname+i)) break;
		document.getelementbyid(tabname + i).style.display = (i == tabnum) ? 'block' : 'none';   
		document.getelementbyid(titlename+ i).classname = (i == tabnum) ? classnameblock : classnamenone;   
	}   
}