async = obj[ 'async' ],\r
user = obj[ 'user' ],\r
password = obj[ 'password' ],\r
- headers = obj[ 'headers' ],\r
+ headers = obj[ 'headers' ] || {},\r
postbody = obj[ 'postbody' ],\r
timeout = obj[ 'timeout' ] || 20000,\r
temp;\r
// http://www.quirksmode.org/blog/archives/2005/09/xmlhttp_notes_r_1.html\r
// raw.overrideMimeType()\r
if( !X_Net_XHR_ACTIVE_X && X.Type.isFunction( raw.setRequestHeader ) ){\r
+ \r
+ // http://nakigao.sitemix.jp/blog/?p=2040\r
+ // SafariでHTTP/412のエラー\r
+ headers[ 'If-Modified-Since' ] = ( new Date ).toUTCString();\r
+ \r
for( p in headers ){\r
if( X_EMPTY_OBJECT[ p ] ) continue;\r
raw.setRequestHeader( p, headers[ p ] ); // Opera8.01+, MSXML3+\r