function SearchWd() {
        var obj = document.getElementById("wd");
        if (obj.value.length > 0) {
            return true;
        } else {
            alert("请输入关键字");
            obj.focus();
            return false;
        }
    }
document.write('<div class="left">');
        	
document.write('<div class="search"><form action="/Corporate/shougang/search.aspx" method="get" onsubmit="return SearchWd();"><input type="hidden" name="SearchID" value="28" /><input name="wd" id="wd" type="text" class="input"/><input type="image" src="/Corporate/shougang/img/search_an.gif" vspace="10"/></form></div>');
           	  
document.write('<div class="nav">');
document.write('<div class="nav_top">产业博览<span></span></div>');
                
document.write('<div class="nav_bg">');
document.write('<div class="nav_bot">');
document.write('<ul>');
                            
document.write('<li><img src="/Corporate/shougang/img/ge1.gif" align="absmiddle"/><a href="/Corporate/sg/gangtie.html">钢铁产业</a></li>');
                        
document.write('<li><img src="/Corporate/shougang/img/ge1.gif" align="absmiddle"/><a href="/Corporate/sg/feigang.html">非钢产业</a></li>');
                        
document.write('</ul>');
document.write('</div>');
document.write('</div>');
                    
document.write('</div>');
               	 
document.write('<div class="link"><a href="#">友情链接：首钢日报</a></div>');
document.write('');
document.write('</div>');