function Go(obj,n,i,k) 
{
	name1=["A","link_title_l,link_title_l_current","link_title_r,link_title_r_current"];
	name2=["B","about_title_l,about_title_l_current","about_title_c,about_title_c_current","about_title_c,about_title_c_current","about_title_r,about_title_r_current"];
	var go_class = new Array ('',name1,name2);
	var setobj_class = go_class[k];
	var setobj,objtmp;
	for(var z=1;z<=n;z++)
	{
	
		setobj = setobj_class[z].split(',');
		objtmp=setobj_class[0]+z;
		setobj = setobj
		if(obj.id==objtmp)
		{
			obj.className = setobj[1];
			document.getElementById(objtmp + '_show').style.display="block";
		}
		else
		{
			document.getElementById(objtmp).className = setobj[0];		
			document.getElementById(objtmp + '_show').style.display="none";
		}
	}
}