$(function(){
	var	nsList = [], reNS, nsNum,
		$title = $('#wpNewTitleMain'),
		$ns = $('#wpNewTitleNs');
	$.each(mw.config.get('wgNamespaceIds'), function( ns, num ){
		if(ns!== ''){
			nsList.push( $.escapeRE( ns ) );
		}
	});
	nsList = nsList.join('|');
	reNS = new RegExp( '^(:' + nsList + '):(.+)$', 'i' );

	$title.bind('paste', function(){
		setTimeout(function(){
			var ns, m;
			m = decodeURIComponent( $title.val() ).replace(/ /g, '_').match( reNS );
			if( m && m.length === 3 ){
				m[1] = m[1].toLowerCase();
				nsNum = mw.config.get('wgNamespaceIds')[ m[1] ];
				ns = mw.config.get('wgFormattedNamespaces')[ nsNum ];
				if( ns !== undefined ){
					$title.val( m[2] );
					$ns.val( nsNum );
				}
			}
		},0);
	});
});