[ticket/11008] Change onunload_functions to not use eval()

PHPBB3-11008

phpBB/styles/prosilver/template/overall_header.html

@@ -56,7 +56,7 @@
 	{
 		for (var i = 0; i < onload_functions.length; i++)
 		{
-			eval(onload_functions[i]);
+			onload_functions[i]();
 		}
 	};
 
@@ -64,7 +64,7 @@
 	{
 		for (var i = 0; i < onunload_functions.length; i++)
 		{
-			eval(onunload_functions[i]);
+			onunload_functions[i]();
 		}
 	};