细腻平滑的渐变圆角按钮蓝色版本
css代码：
<![CDATA[.g_a{display:-moz-inline-stack; display:inline-block; border-bottom:1px solid #7485a3; border-top:1px solid #8190ac; background:#9baed0; text-decoration:none;}
.g_b{float:left; border-left:1px solid #8190ac; border-right:1px solid #7485a3; padding:1px 0; margin:0 -1px; position:relative;}
.g_c{float:left; border-left:1px solid #8190ac; border-right:1px solid #7485a3; margin:0 -2px; background:#8898b6; position:relative;}
.g_d{display:block; line-height:4px; background:#9baed0; border-bottom:4px solid #92a3c3; border-top:8px solid #a2b6da;}
.g_e{display:block; line-height:16px; border-bottom:4px solid #8190ac; border-top:4px solid #a9bee2; margin-top:-16px; padding:0px 12px; font-size:12px; color:#fff; cursor:pointer;}
.g_a:hover{text-decoration:none;}]]>
相应HTML代码：
<![CDATA[<a href="javascript:void(0);" class="g_a vm">
<span class="g_b">
<span class="g_c">
<span class="g_d"> </span>
<span class="g_e">就是你了</span>
</span>
</span>
</a> ]]>
