X_NodeFlags_IE4_HAS_ELEMENT = X_UA[ 'IE4' ] ? 2 << 22 : 0,\r
X_NodeFlags_IE4_DIRTY_CHILDREN = X_UA[ 'IE4' ] ? 2 << 23 : 0,\r
X_NodeFlags_IE4_FIXED = X_UA[ 'IE4' ] ? 2 << 24 : 0,\r
- \r
+\r
X_NodeFlags_IE5_DISPLAY_NONE_FIX = X_UA[ 'IE5' ] && X_UA[ 'ActiveX' ] ? 2 << 24 : 0,\r
\r
+ // http://modernizr.com/downloads/modernizr.js\r
+ // Thanks to Erik Dahlstrom\r
+ X_NodeFlags_IS_SVG = document.createElementNS && document.createElementNS( 'http://www.w3.org/2000/svg', 'svg' ).createSVGRect ? 2 << 25 : 0,\r
+ X_NodeFlags_IS_VML =\r
+ ( function(){\r
+ if( !X_UA[ 'ActiveX' ] || X_UA[ 'IE' ] < 5 || 9 < X_UA[ 'IE' ] ) return 0;\r
+\r
+ document.write( '<!--[if gte vml 1]><script id=vmltest>window.vml=1;<\/script><![endif]-->' );\r
+ \r
+ if( window[ 'vml' ] === 1 ){\r
+ document.getElementById( 'vmltest' ).removeNode( true );\r
+ return 2 << 26;\r
+ };\r
+ return 0;\r
+ })(),\r
+\r
X_Node_BITMASK_RESET_STYLE = ( ( 2 << 29 ) - 1 + ( 2 << 29 ) ) ^ (\r
X_NodeFlags_STYLE_IS_DISPLAY_NONE |\r
X_NodeFlags_STYLE_IS_INVISIBLE |\r