// This function will be called from the PasteFromWord dialog (fck_paste.html)
// Input: oNode a DOM node that contains the raw paste from the clipboard
// bIgnoreFont, bRemoveStyles booleans according to the values set in the dialog
// Output: the cleaned string
function CleanWord( dirty )
{
	var html = dirty ;

	html = html.replace(/<o:p>\s*<\/o:p>/g, '') ;
	html = html.replace(/<o:p>.*?<\/o:p>/g, ' ') ;

	// Remove mso-xxx styles.
	html = html.replace( /\s*mso-[^:]+:[^;"]+;?/gi, '' ) ;

	// Remove margin styles.
	html = html.replace( /\s*MARGIN: 0cm 0cm 0pt\s*;/gi, '' ) ;
	html = html.replace( /\s*MARGIN: 0cm 0cm 0pt\s*"/gi, "\"" ) ;

	html = html.replace( /\s*TEXT-INDENT: 0cm\s*;/gi, '' ) ;
	html = html.replace( /\s*TEXT-INDENT: 0cm\s*"/gi, "\"" ) ;

	html = html.replace( /\s*TEXT-ALIGN: [^\s;]+;?"/gi, "\"" ) ;

	html = html.replace( /\s*PAGE-BREAK-BEFORE: [^\s;]+;?"/gi, "\"" ) ;

	html = html.replace( /\s*FONT-VARIANT: [^\s;]+;?"/gi, "\"" ) ;

	html = html.replace( /\s*tab-stops:[^;"]*;?/gi, '' ) ;
	html = html.replace( /\s*tab-stops:[^"]*/gi, '' ) ;

	// Remove FONT face attributes.
	html = html.replace( /\s*face="[^"]*"/gi, '' ) ;
	html = html.replace( /\s*face=[^ >]*/gi, '' ) ;

	html = html.replace( /\s*FONT-FAMILY:[^;"]*;?/gi, '' ) ;


	// Remove Class attributes
	html = html.replace(/<(\w[^>]*) class=([^ |>]*)([^>]*)/gi, "<$1$3") ;

	// Remove styles.
	html = html.replace( /<(\w[^>]*) style="([^\"]*)"([^>]*)/gi, "<$1$3" ) ;

	// Remove empty styles.
	html =  html.replace( /\s*style="\s*"/gi, '' ) ;

	html = html.replace( /<SPAN\s*[^>]*>\s* \s*<\/SPAN>/gi, ' ' ) ;

	html = html.replace( /<SPAN\s*[^>]*><\/SPAN>/gi, '' ) ;

	// Remove Lang attributes
	html = html.replace(/<(\w[^>]*) lang=([^ |>]*)([^>]*)/gi, "<$1$3") ;

	html = html.replace( /<SPAN\s*>(.*?)<\/SPAN>/gi, '$1' ) ;

	html = html.replace( /<FONT\s*>(.*?)<\/FONT>/gi, '$1' ) ;

	// Remove XML elements and declarations
	html = html.replace(/<\\?\?xml[^>]*>/gi, '' ) ;

	// Remove Tags with XML namespace declarations: <o:p><\/o:p>
	html = html.replace(/<\/?\w+:[^>]*>/gi, '' ) ;

	// Remove comments [SF BUG-1481861].
	html = html.replace(/<\!--.*?-->/g, '' ) ;

	html = html.replace( /<(U|I|STRIKE)> <\/\1>/g, ' ' ) ;

	html = html.replace( /<H\d>\s*<\/H\d>/gi, '' ) ;

	// Remove "display:none" tags.
	html = html.replace( /<(\w+)[^>]*\sstyle="[^"]*DISPLAY\s?:\s?none(.*?)<\/\1>/ig, '' ) ;

	// Remove language tags
	html = html.replace( /<(\w[^>]*) language=([^ |>]*)([^>]*)/gi, "<$1$3") ;

	// Remove onmouseover and onmouseout events (from MS Word comments effect)
	html = html.replace( /<(\w[^>]*) onmouseover="([^\"]*)"([^>]*)/gi, "<$1$3") ;
	html = html.replace( /<(\w[^>]*) onmouseout="([^\"]*)"([^>]*)/gi, "<$1$3") ;

	// The original <Hn> tag send from Word is something like this: <Hn style="margin-top:0px;margin-bottom:0px">
	html = html.replace( /<H(\d)([^>]*)>/gi, '<h$1>' ) ;

	// Word likes to insert extra <font> tags, when using MSIE. (Wierd).
	html = html.replace( /<(H\d)><FONT[^>]*>(.*?)<\/FONT><\/\1>/gi, '<$1>$2<\/$1>' );
	html = html.replace( /<(H\d)><EM>(.*?)<\/EM><\/\1>/gi, '<$1>$2<\/$1>' );


	return html ;
}