一、登录
<form action="index.php?m=admin&c=index&a=login&dosubmit=1" method="post" name="myform"> 用户名:<input name="username" type="text" class="ipt" value="" /><br /> 密码:<input name="password" type="password" class="ipt" value="" /><br /> 验证码:<input name="code" type="text" class="ipt ipt_reg" onfocus="document.getElementById('yzm').style.display='block'" /> <img id='code_img' onclick='this.src=this.src+"&"+Math.random()' src='http://localhost/phpcms/api.php?op=checkcode&code_len=4&font_size=20&width=130&height=50&font_color=&background='> <br /> <a href="javascript:document.getElementById('code_img').src='http://localhost/phpcms/api.php?op=checkcode&m=admin&c=index&a=checkcode&time='+Math.random();void(0);">单击更换验证码</a> <input name="dosubmit" value="登陆" type="submit" class="login_tj_btn" /> </form>