var dowpic=Array();
	var uppic=Array();
	var mainpic=Array();
	dowpic[1] = "http://img.statecoal.com/images/home/introduction/button_1.gif";
	dowpic[2] = "http://img.statecoal.com/images/home/introduction/button_2.gif";
	dowpic[3] = "http://img.statecoal.com/images/home/introduction/button_3.gif";
	dowpic[4] = "http://img.statecoal.com/images/home/introduction/button_4.gif";
	dowpic[5] = "http://img.statecoal.com/images/home/introduction/button_5.gif";
	dowpic[6] = "http://img.statecoal.com/images/home/introduction/button_6.gif";
	dowpic[7] = "http://img.statecoal.com/images/home/introduction/button_7.gif";

	uppic[1] = "http://img.statecoal.com/images/home/introduction/button_1_b.gif";
	uppic[2] = "http://img.statecoal.com/images/home/introduction/button_2_b.gif";
	uppic[3] = "http://img.statecoal.com/images/home/introduction/button_3_b.gif";
	uppic[4] = "http://img.statecoal.com/images/home/introduction/button_4_b.gif";
	uppic[5] = "http://img.statecoal.com/images/home/introduction/button_5_b.gif";
	uppic[6] = "http://img.statecoal.com/images/home/introduction/button_6_b.gif";
	uppic[7] = "http://img.statecoal.com/images/home/introduction/button_7_b.gif";

	mainpic[1] = "top_main1";
	mainpic[2] = "top_main2";
	mainpic[3] = "top_main3";
	mainpic[4] = "top_main4";
	mainpic[5] = "top_main5";
	mainpic[6] = "top_main6";
	mainpic[7] = "top_main7";
	
	function oMoverBut(str,n){
		for(var i=1;i<=7;i++){
			document.getElementById("img"+i).src=dowpic[i];
			document.getElementById(mainpic[i]).style.display="none";
		}
		document.getElementById(str).src=uppic[n];
		document.getElementById(mainpic[n]).style.display="";
	}
	function oOverBut(str,n){
		for(var i=1;i<=7;i++){
			
			//document.getElementById(mainpic[i]).style.display="none";
		}
		document.getElementById(str).src=dowpic[n];
		document.getElementById(mainpic[n]).style.display="none";
		defbut(defb)
	}
	function defbut(n){
		if(n>0){
			document.getElementById("img"+n).src=uppic[n];
			document.getElementById(mainpic[n]).style.display="";
		}
	}
	
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document.write('          <tr><td width="84"><a href="about_us.shtml" title="关于我们"><img src="http://img.statecoal.com/images/home/introduction/button_1.gif" width="86" height="40" border="0" id="img1" onMouseOver="oMoverBut(\'img1\',\'1\')" onMouseOut="oOverBut(\'img1\',\'1\')"></a></td>');
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document.write('            <td width="39"><a href="law.shtml" title="相关法律"><img src="http://img.statecoal.com/images/home/introduction/button_3.gif" name="Image34" width="69" height="40" border="0" id="img3" onMouseOver="oMoverBut(\'img3\',\'3\')" onMouseOut="oOverBut(\'img3\',\'3\')"></a></td>');
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document.write('            <td width="69"><a href="member.shtml" title="会员服务"><img src="http://img.statecoal.com/images/home/introduction/button_4.gif" name="Image35" width="69" height="40" border="0" id="img4" onMouseOver="oMoverBut(\'img4\',\'4\')" onMouseOut="oOverBut(\'img4\',\'4\')"></a></td>');
document.write('            <td width="10"><img src="http://img.statecoal.com/images/home/introduction/line_1.gif" width="11" height="40" border=0 onMouseOver="oMoverBut(\'img4\',\'4\')" onMouseOut="oOverBut(\'img4\',\'4\')"></td>');
document.write('            <td width="69"><a href="ads.shtml" title="广告服务"><img src="http://img.statecoal.com/images/home/introduction/button_5.gif" name="Image36" width="69" height="40" border="0" id="img5" onMouseOver="oMoverBut(\'img5\',\'5\')" onMouseOut="oOverBut(\'img5\',\'5\')"></a></td>');
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document.write('            <td width="69"><a href="remittance.shtml" title="汇款方式"><img src="http://img.statecoal.com/images/home/introduction/button_6.gif" name="Image37" width="69" height="40" border="0" id="img6" onMouseOver="oMoverBut(\'img6\',\'6\')" onMouseOut="oOverBut(\'img6\',\'6\')"></a></td>');
document.write('            <td width="12"><img src="http://img.statecoal.com/images/home/introduction/line_1.gif" width="11" height="40" border=0 onMouseOver="oMoverBut(\'img6\',\'6\')" onMouseOut="oOverBut(\'img6\',\'6\')"></td>');
document.write('            <td width="12"><a href="contact.shtml" title="联系我们"><img src="http://img.statecoal.com/images/home/introduction/button_7.gif" name="Image38" width="69" height="40" border="0" id="img7" onMouseOver="oMoverBut(\'img7\',\'7\')" onMouseOut="oOverBut(\'img7\',\'7\')"></a></td>');
document.write('          </tr></table></td></tr></table></td></tr><tr><td height="34" align="center" valign="top" background="images/gray.jpg">');
document.write('<div id="top_main1" style="display:none;" onMouseOver="oMoverBut(\'img1\',\'1\')" onMouseOut="oOverBut(\'img1\',\'1\')">');
document.write('<table width="180" border="0" cellspacing="0" cellpadding="0">');
document.write('<tr><td width="8" align="right"><img src="http://img.statecoal.com/images/home/introduction/left.jpg" width="7" height="26"></td>');
document.write('<td width="435" align="center" background="http://img.statecoal.com/images/home/introduction/bg.jpg"><table width="90%" border="0" cellspacing="0" cellpadding="0">');
document.write('<tr><td align="center" class="a1"><a href="website_introduction.shtml" title="网站简介" class="a1"><strong>网站简介</strong></a></td>');
document.write('              <td align="center" class="a1"><img src="http://img.statecoal.com/images/home/introduction/line.jpg" width="3" height="12"></td>');
document.write('              <td align="center" class="a1"><a href="website_effort.shtml" title="大事记/里程碑" class="a1"><strong>大事记/里程碑</strong></a></td>');
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document.write('<table width="180" border="0" cellspacing="0" cellpadding="0">');
document.write('<tr><td width="8" align="right"><img src="http://img.statecoal.com/images/home/introduction/left.jpg" width="7" height="26"></td>');
document.write('<td width="435" align="center" background="http://img.statecoal.com/images/home/introduction/bg.jpg"><table width="90%" border="0" cellpadding="0" cellspacing="0">');
document.write('            <tr><td align="center" class="a1"><a href="talent_recruitment.shtml" title="招聘人才" class="a1"><strong>招聘人才</strong></a></td>');
document.write('              <td align="center" class="a1"><img src="http://img.statecoal.com/images/home/introduction/line.jpg" width="3" height="12"></td>');
document.write('              <td align="center" class="a1"><a href="recruitment_process.shtml" title="招聘流程" class="a1"><strong>招聘流程</strong></a></td>');
document.write('            </tr></table></td><td width="10"><img src="http://img.statecoal.com/images/home/introduction/right.jpg" width="7" height="26"></td></tr></table></div>');
document.write('	<div id="top_main3" style="display:none;padding-left:200px;" onMouseOver="oMoverBut(\'img3\',\'3\')" onMouseOut="oOverBut(\'img3\',\'3\')">');
document.write('	<table width="180" border="0" cellspacing="0" cellpadding="0">');
document.write('      <tr><td width="8" align="right"><img src="http://img.statecoal.com/images/home/introduction/left.jpg" width="7" height="26"></td>');
document.write('        <td width="435" align="center" background="http://img.statecoal.com/images/home/introduction/bg.jpg"><table width="90%" border="0" cellspacing="0" cellpadding="0">');
document.write('			<tr><td align="center" class="a1"><a rel="privacy" href="privacy.shtml" title="隐私保护" class="a1"><strong>隐私保护</strong></a></td>');
document.write('              <td align="center" class="a1"><img src="http://img.statecoal.com/images/home/introduction/line.jpg" width="3" height="12"></td>');
document.write('              <td align="center" class="a1"><a rel="copyright" href="copyright.shtml" title="版权所有" class="a1"><strong>版权所有</strong></a></td>');
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document.write('	<div id="top_main4" style="display:none;padding-left:280px;" onMouseOver="oMoverBut(\'img4\',\'4\')" onMouseOut="oOverBut(\'img4\',\'4\')">');
document.write('	<table width="360" border="0" cellspacing="0" cellpadding="0">');
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document.write('              <td align="center" class="a1"><img src="http://img.statecoal.com/images/home/introduction/line.jpg" width="3" height="12"></td>');
document.write('              <td align="center" class="a1"><a href="member_fees.shtml" title="会员费用" class="a1"><strong>会员费用</strong></a></td>');
document.write('              <td align="center" class="a1"><img src="http://img.statecoal.com/images/home/introduction/line.jpg" width="3" height="12"></td>');
document.write('              <td align="center" class="a1"><a href="sms_subscribe.shtml" title="短信订阅" class="a1"><strong>短信订阅</strong></a></td>');
document.write('              <td align="center" class="a1"><img src="http://img.statecoal.com/images/home/introduction/line.jpg" width="3" height="12"></td>');
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document.write('	<table width="180" border="0" cellspacing="0" cellpadding="0">');
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document.write('        <td width="435" align="center" background="http://img.statecoal.com/images/home/introduction/bg.jpg"><table width="90%" border="0" cellspacing="0" cellpadding="0">');
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document.write('        <td width="435" align="center" background="http://img.statecoal.com/images/home/introduction/bg.jpg"><table width="90%" border="0" cellspacing="0" cellpadding="0">');
document.write('            <tr><td align="center" class="a1"><a href="remittance.shtml" title="汇款方式" class="a1"><strong>汇款方式</strong></a></td>');
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document.write('	<table width="90" border="0" cellspacing="0" cellpadding="0"><tr>');
document.write('        <td width="8" align="right"><img src="http://img.statecoal.com/images/home/introduction/left.jpg" width="7" height="26"></td>');
document.write('        <td width="435" align="center" background="http://img.statecoal.com/images/home/introduction/bg.jpg"><table width="90%" border="0" cellspacing="0" cellpadding="0">');
document.write('            <tr><td align="center" class="a1"><a href="contact.shtml" title="联系我们" class="a1"><strong>联系我们</strong></a></td>');
document.write('              </tr></table></td><td width="7"><img src="http://img.statecoal.com/images/home/introduction/right.jpg" width="7" height="26"></td></tr></table></div>');
document.write('</td></tr></table>');
defbut(defb);