/*----------------------*/
<input type="text" value="手机号码/邮箱地址/qq号" onfocus="if(value=='手机号码/邮箱地址/qq号') {value=''}" onblur="if(value=='') {value='手机号码/邮箱地址/qq号'}" id='email' class="tel ft24" />
/*----------------------*/
<input type="text" value="请输入您要查询的域名" onmouseout="this.className='sinput_out'" onmousemove="this.className='sinput_move'" onfocus="this.className='sinput_on';this.onmouseout='';if(value=='请输入您要查询的域名') {value=''}" onblur="this.className='sinput_off';this.onmouseout=function(){this.className='sinput_out'};if
(value=='') {value='请输入您要查询的域名'}" name="checkdomain" class="sinput_out" id="checkdomain">