Index: t3lib/class.t3lib_parsehtml.php
===================================================================
--- t3lib/class.t3lib_parsehtml.php	(revision 7796)
+++ t3lib/class.t3lib_parsehtml.php	(working copy)
@@ -965,7 +965,7 @@
 	 */
 	function prefixResourcePath($main_prefix,$content,$alternatives=array(),$suffix='')	{
 
-		$parts = $this->splitTags('embed,td,table,body,img,input,form,link,script,a',$content);
+		$parts = $this->splitTags('embed,td,table,body,img,input,form,link,script,a,param',$content);
 		foreach ($parts as $k => $v)	{
 			if ($k%2)	{
 				$params = $this->get_tag_attributes($v);
@@ -1011,6 +1011,16 @@
 							$somethingDone=1;
 						}
 					break;
+						// value attribute
+					case 'param':
+						$test = $params[0]['name'];
+						if ($test && $test === 'movie') {
+							if ($params[0]['value']) {
+								$params[0]['value'] = $this->prefixRelPath($prefix, $params[0]['value'], $suffix);
+								$somethingDone = 1;
+							}
+						}
+					break;
 				}
 				if ($somethingDone)	{
 					$tagParts = preg_split('/\s+/s',$v,2);