<script language="javascript"> function judge(x){ if(x=="n"){ var n=document.getElementById("name").value; if(n==""){ document.getElementById("put").innerHTML="提示信息：<span style='colo=#F00'>请填写您的姓名！</span>"; document.getElementById("tj").disabled=true; } else{ document.getElementById("put").innerHTML=""; document.getElementById("tj").disabled=false; } } else if(x=="p"){ var p=document.getElementById("phone").value; if(p==""){ document.getElementById("put").innerHTML="提示信息：<span style='colo=#F00'>请填写您的手机号码！</span>"; document.getElementById("tj").disabled=true; } else if(p.length!=11){ document.getElementById("put").innerHTML="提示信息：<span style='colo=#F00'>请填您正确的联系方式，以便我们联系您！</span>"; document.getElementById("tj").disabled=true; } else{ document.getElementById("put").innerHTML=""; document.getElementById("tj").disabled=false; } } else if(x=="q"){ var q=document.getElementById("qq").value; if(q==""){ document.getElementById("put").innerHTML="提示信息：<span style='colo=#F00'>请填写您的常用qq！</span>"; document.getElementById("tj").disabled=true; } else if(isNaN(q)){ document.getElementById("put").innerHTML="提示信息：<span style='colo=#F00'>请填写您正确的常用qq，以便我们联系您！</span>"; document.getElementById("tj").disabled=true; } else{ document.getElementById("put").innerHTML=""; document.getElementById("tj").disabled=false; } } } </script> <form method="post" action="" > 姓名：<input id="name" type="text" name="name" onblur="judge('n');"/> 手机：<input name="phone" id="phone" type="text" size="15" onblur="judge('p');" /> 常用QQ：<input name="qq" id="qq" type="text" size="15" onblur="judge('q')"/> <input type="radio" name="way" value="接收手机短息" checked="true" /><input type="radio" name="way" value="邮寄邀请函" /> 留言：<textarea name="msg"></textarea> <input type="submit" id="tj" onclick="judge('n')" class="action" value=""/> </form> <p id="put"></p>
