if (document.images) {

	var wel_on = new Image();	wel_on.src = "../images/tab_welcome_on.gif";
    var how_on = new Image();	how_on.src = "../images/tab_how_on.gif";
    var bro_on = new Image();	bro_on.src = "../images/tab_browse_on.gif";
    var sig_on = new Image();	sig_on.src = "../images/tab_signup_on.gif";
    var con_on = new Image();	con_on.src = "../images/tab_contact_on.gif";
}





                                function recat(arg){
                                sort='';
                                page='';
                                pid='';
                                qs='';
                                //vw='';
                                //if(location.href.indexOf('/d/')>0)vw='ex';else vw='lv';
                                
                                if(location.href.indexOf('?')>1){
                                    qs = location.href.substring(location.href.indexOf('?'));
                                    i = location.href.substring(0,location.href.indexOf('?'));
                                }else if(location.href.indexOf('&')>1){
                                    qs = location.href.substring(location.href.indexOf('&'));
                                    i = location.href.substring(0,location.href.indexOf('&'));
                                }else{
                                    qs = '';
                                    i = location.href;    
                                }
                                if(qs!=''){
                                    if(qs.indexOf('sort=')>0)sort=qs.substring(qs.indexOf('sort=')+5,qs.indexOf('sort=')+7);
                                    if(qs.indexOf('page=')>0){page=qs.substring(qs.indexOf('page=')+5);page=parseInt(page);}else{page=1;};
                                    if(qs.indexOf('pid=')>0) {pid=qs.substring(qs.indexOf('pid=')+4);pid=parseInt(pid)}
                                }
                                //i += '?view='+vw;
                                i += '?sort='+arg.options[arg.selectedIndex].value;
                                if(arg.options[arg.selectedIndex].value==sort)
                                    i+='&page='+page;
                                if(pid!='') 
                                    i+='&pid='+pid;
                                location.href=i;
                                }