var swTabs = function(active_tab, tabs){
	if (tabs.indexOf(active_tab)< 0){
		return false;
	}
	for(var i = 0; i < tabs.length; i++) {    
        var oSwitch = document.getElementById(tabs[i]);
        
		if(oSwitch) oSwitch.className = ((tabs[i] == active_tab) ? 'sel' : '');
		
        var oTab = document.getElementById('tab_'+tabs[i]);
        if(oTab) {
        	oTab.style.display = ((tabs[i] == active_tab) ? 'block' : 'none');
        	oTab.style.className = 'search_back';
        }
	}    
	
	document.location.hash = '_'+active_tab;
	
	return false;

}