首页增加专题链接，区分展示在线、离线数据top 5

application/default/views/scripts/index/index.phtml

@@ -45,6 +45,11 @@
     </ul>
   </div>
 <hr />
+<div class="span12">
+<h4><i class="icon-folder-open"></i>Data Collection</h4>
+<a class="btn btn-info" href="/water"><i class="icon-folder-open"></i>WATER</a>
+<a class="btn btn-info" href="/hiwater"><i class="icon-folder-open"></i>HiWATER</a>
+</div>
 <div class="span12">
 	<h4><a href="/data/doi">Latest Datasets Published with DOI</a></h4>
 	<ul class="unstyled">
@@ -55,7 +60,7 @@
 	</ul>	
 </div>
 <div class="span12 row">
-  	<h4>Hottest Datasets</h4>
+  	<h4>Top 5 Downloaded Online Datasets</h4>
     <ul class="unstyled">
     	<?php foreach($this->mdtop as $i=>$md) : ?>
         <li><img src="/images/no<?php echo $i+1; ?>.gif" align="absmiddle" style="border-width:0px;" />
@@ -63,6 +68,7 @@
         </li>
         <?php endforeach; ?>
     </ul>
+	<h4>Top 5 Applied Offline Datasets</h4>
     <ul class="unstyled">
     	<?php foreach($this->offlinemdtop as $i=>$md) : ?>
         <li><img src="/images/no<?php echo $i+1; ?>.gif" align="absmiddle" style="border-width:0px;" />