var nav_home_on=new Image();
nav_home_on.src="img/interface/nav_home_a.gif";
var nav_home_off=new Image();
nav_home_off.src="img/interface/nav_home.gif";

var nav_company_on=new Image();
nav_company_on.src="img/interface/nav_company_a.gif";
var nav_company_off=new Image();
nav_company_off.src="img/interface/nav_company.gif";


var nav_sw_on=new Image();
nav_sw_on.src="img/interface/nav_sw_a.gif";
var nav_sw_off=new Image();
nav_sw_off.src="img/interface/nav_sw.gif";


var nav_result_on=new Image();
nav_result_on.src="img/interface/nav_result_a.gif";
var nav_result_off=new Image();
nav_result_off.src="img/interface/nav_result.gif";


var nav_it_on=new Image();
nav_it_on.src="img/interface/nav_it_a.gif";
var nav_it_off=new Image();
nav_it_off.src="img/interface/nav_it.gif";



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