// JavaScript Document


function change_1(para)
{
hide_1();
	eval("document.getElementById('a_"+para+"').className='on';");
	eval("document.getElementById('div_"+para+"').style.display='';");
}
function hide_1()
{
	document.getElementById("a_gacj").className="tab_normal";
	document.getElementById("a_ndcj").className="tab_normal";
	document.getElementById("a_twcj").className="tab_normal";
	document.getElementById("a_hqcj").className="tab_normal";
	document.getElementById("div_gacj").style.display="none";
	document.getElementById("div_ndcj").style.display="none";
	document.getElementById("div_twcj").style.display="none";
	document.getElementById("div_hqcj").style.display="none";
};
	
function change_2(para)
{
hide_2();
	eval("document.getElementById('a_"+para+"').className='on';");
	eval("document.getElementById('div_"+para+"').style.display='';");
}
function hide_2()
{
    document.getElementById("a_xgxw").className="tab_normal";
	document.getElementById("a_ndxw").className="tab_normal";
	document.getElementById("a_twxw").className="tab_normal";
	document.getElementById("a_qqxw").className="tab_normal";
	document.getElementById("div_xgxw").style.display="none";
	document.getElementById("div_ndxw").style.display="none";
	document.getElementById("div_twxw").style.display="none";
	document.getElementById("div_qqxw").style.display="none";
};
	
	function change_3(para)
{
hide_3();
	eval("document.getElementById('a_"+para+"').className='on';");
	eval("document.getElementById('div_"+para+"').style.display='';");
}
function hide_3()
{
	document.getElementById("a_ylbg").className="tab_normal";
	document.getElementById("a_tyzx").className="tab_normal";
	document.getElementById("a_ysjk").className="tab_normal";
	document.getElementById("div_ylbg").style.display="none";
	document.getElementById("div_tyzx").style.display="none";
	document.getElementById("div_ysjk").style.display="none";
};

	function change_4(para)
{
hide_4();
	eval("document.getElementById('a_"+para+"').className='on';");
	eval("document.getElementById('div_"+para+"').style.display='';");
}
function hide_4()
{
	document.getElementById("a_zgjm").className="tab_normal";
	document.getElementById("a_wgcs").className="tab_normal";
	document.getElementById("div_zgjm").style.display="none";
	document.getElementById("div_wgcs").style.display="none";
};