[Patch] fix columns to collect position

[fripper]

-- zabbix-1.4.6.tar.gz --
./zabbix-1.4.6/frontends/php/report4.php

@@ -116,7 +116,7 @@
 		case "yearly":
 			$from	= $MIN_YEAR;
 			$to	= date("Y");
-			array_unshift($header, new CCol(S_YEAR,"center"));
+			array_unshift($header, new CCol(S_YEAR,"center"),new CCol("","center"));
 			function get_time($y)	{	return mktime(0,0,0,1,1,$y);		}
 			function format_time($t){	return date("Y", $t);			}
 			function format_time2($t){	return null; };
@@ -124,7 +124,7 @@
 		case "monthly":
 			$from	= 1;
 			$to	= 12;
-			array_unshift($header, new CCol(S_MONTH,"center"));
+			array_unshift($header, new CCol(S_MONTH,"center"),new CCol("","center"));
 			function get_time($m)	{	global $year;	return mktime(0,0,0,$m,1,$year);	}
 			function format_time($t){	return date("M Y",$t);			}
 			function format_time2($t){	return null; };
@@ -132,7 +132,7 @@
 		case "dayly":
 			$from	= 1;
 			$to	= 365;
-			array_unshift($header, new CCol(S_DAY,"center"));
+			array_unshift($header, new CCol(S_DAY,"center"),new CCol("","center"));
 			function get_time($d)	{	global $year;	return mktime(0,0,0,1,$d,$year);	}
 			function format_time($t){	return date("d M Y",$t);		}
 			function format_time2($t){	return null; };

yearly/monthly/dayly summary has only one column for "period",
but weekly summary has two columns for "from" and "to".

original source code:
summary value displays into incollect position

patched code
summary value displays into collect position