var concatAnd = "+AND+";
var concatOr = "+OR+";
function openWin( url )
{
	window.open(url,'new','statusbar=no,width=500,height=250');
}
/**
 * This method is used to convert a search string to danish characters
 */
function searchFullText( paramList )
{
	paramList = replacesubstring( paramList, " & ", " AND " );
	paramList = replacesubstring( paramList, "&", "%26" );
	var list = "";
	var tmpList = paramList;
	var aringTmp = tmpList;
	var aring = 229;
	var Aring = 197;
	var oslash = 248;
	var oUmlaud = 246;
	var OUmlaud = 214;
	var aUmlaud = 228;
	var AUmlaud = 196;
	var aelig = 230;
	
	if( ( tmpList.indexOf( "oe" ) != -1 ) || ( tmpList.indexOf( "Oe" )  != -1 ) )
	{
		//replace lowercase
		while( tmpList.indexOf( "oe" ) != -1 )
			tmpList = tmpList.replace( "oe", String.fromCharCode( oslash ) );
		//replace uppercase
		while( tmpList.indexOf( "Oe" ) != -1 )
			tmpList = tmpList.replace( "Oe", String.fromCharCode( oslash ) );
	}
	
	if( ( tmpList.indexOf( "o" ) != -1 ) || ( tmpList.indexOf( "O" )  != -1 ) )
	{
		//replace lowercase
		while( tmpList.indexOf( "o" ) != -1 )
			tmpList = tmpList.replace( "o", String.fromCharCode( oslash ) );
		//replace uppercase
		while( tmpList.indexOf( "O" ) != -1 )
			tmpList = tmpList.replace( "O", String.fromCharCode( oslash ) );
		
		if( tmpList.indexOf( " " + String.fromCharCode( oslash ) +"r " ) != -1 )
		{
			var ttt = " " + String.fromCharCode( oslash ) + "r ";
			tmpList = replacesubstring( tmpList, ttt, " OR " );
		}
	}
	if(  tmpList.indexOf( String.fromCharCode( oUmlaud ) ) != -1 ||  tmpList.indexOf( String.fromCharCode( OUmlaud ) )  != -1 ) 
	{
		// Replace lowercase
		while( tmpList.indexOf( String.fromCharCode( oUmlaud ) ) != -1 )
			tmpList = tmpList.replace( String.fromCharCode( oUmlaud ), String.fromCharCode( oslash ) );
		// Replace uppercase
		while( tmpList.indexOf( String.fromCharCode( OUmlaud ) ) != -1 )
			tmpList = tmpList.replace( String.fromCharCode( OUmlaud ), String.fromCharCode( oslash ) );
	}
	if(  ( tmpList.indexOf( String.fromCharCode( aring ) ) != -1 || (tmpList.indexOf(String.fromCharCode( Aring ) ) != -1 ) && tmpList.indexOf( "aa" == -1) && tmpList.indexOf( "Aa" == -1 ) ) )
	{
		// Replace lowercase
		while( tmpList.indexOf( String.fromCharCode( aring ) ) != -1 )
			tmpList = tmpList.replace(  String.fromCharCode( aring ) , "aa");
		// Replace uppercase
		while( tmpList.indexOf( String.fromCharCode( Aring )  ) != -1 )
			tmpList = tmpList.replace( String.fromCharCode( Aring ), "aa" );
	}
	if( ( (paramList.indexOf(  "aa" ) != -1 ) || ( paramList.indexOf( "Aa"  )  != -1 ) ) && (  paramList.indexOf( String.fromCharCode( aring) ) == -1 && paramList.indexOf( String.fromCharCode( Aring) ) == -1 ))
	{
		// Replace lowercase
		while( aringTmp.indexOf( "aa" ) != -1 )
			aringTmp = aringTmp.replace( "aa", String.fromCharCode( aring ) );
		// Replace uppercase
		while( aringTmp.indexOf( "Aa" ) != -1 )
			aringTmp = aringTmp.replace( "Aa", String.fromCharCode( aring ) );
	} 
	if( tmpList.indexOf( String.fromCharCode( aUmlaud ) ) != -1  || tmpList.indexOf( String.fromCharCode( AUmlaud) ) != -1 )
	{
		// Replace lowercase
		while( tmpList.indexOf( String.fromCharCode( aUmlaud ) ) != -1 )
			tmpList = tmpList.replace( String.fromCharCode( aUmlaud ), String.fromCharCode( aelig) );
		// Replace uppercase
		while( tmpList.indexOf( String.fromCharCode( AUmlaud ) ) != -1 )
			tmpList = tmpList.replace( String.fromCharCode( AUmlaud ), String.fromCharCode( aelig) );
	}	
	
	if( ( tmpList.indexOf( "ae" ) != -1 ) || (  tmpList.indexOf(  "Ae" ) != -1  )  )
	{
		//Replace lowercase
		while( tmpList.indexOf( "ae" ) != -1 )
			tmpList = tmpList.replace( "ae",String.fromCharCode( aelig ) );
		//Replace uppercase
		while( tmpList.indexOf( "Ae" ) != -1 )
			tmpList = tmpList.replace( "Ae",String.fromCharCode( aelig ) );
	}
		
	list = buildSearchString( paramList );
	var list1 = buildSearchString( aringTmp );
	tmpList = buildSearchString( tmpList );
	//alert( "tmpList\n" + tmpList + "\nlist:\n" + list + "\naringTmp:\n" + list1 );
	if( tmpList.indexOf( list ) == -1 )
	{
		if( tmpList.indexOf( list1 ) == -1  )
			tmpList = "(" + tmpList + ")";// + concatOr +  "(" + list1 + ")";
		else
			tmpList = "(" + tmpList + ")";
		list =  "(" + list + ")" + concatOr + tmpList;
	}else{
		if( tmpList.indexOf( list1 ) == -1  )
		{
			tmpList = "(" + tmpList + ")" + concatOr +  "(" + list1 + ")";
		}
		list = "(" + tmpList + ")"; 
	}
	
	
	var tmp = check( list );
	list += tmp;
	//alert( list + tmp );
	var url = "/billeder/billeddb.nsf/vSearchView?searchView&Query=" + list;
	url = replacesubstring( url, "%20", "+" );
	url = replacesubstring( url, " ", "+" );
	location.href = url + "&start=1&count=10&SearchOrder=4";
	
}	
function check( params )
{
	var list = replacesubstring( params, " and ", " AND " );
	var plist = new Array();
	var operator = "";
	list = replacesubstring( list, " or ", " OR " );	
	list = replacesubstring( list, "*", "" );
	if( list.indexOf( " AND " ) != -1 )
		operator = " AND ";
	else if( list.indexOf( " OR " ) != -1 ) 
		operator = " OR "
	var years  = new Array();
	var  words = new Array();
	var result = "";
	years = cfyGetNumbers( list );
	words = cfyGetText( list );	
	if( !years )
		return;
	for( i = 0; i < years.length; i++ )
	{
		for( t = 0; t < words.length; t++ )
		{
			result += concatOr + "(" + words[t] + "*" + operator + "[year]=" + years[i]  + ")";
		}
	}
	return result;	
}
function cfyGetNumbers( params )
{
	var strlist = replacesubstring( params, " and ", " AND " );
	strlist = replacesubstring( strlist, " or ", " OR " );	
	strlist = replacesubstring( strlist, "*", "" );
	strlist = replacesubstring( strlist, "(", "" );
	strlist = replacesubstring( strlist, ")", "" );
	strlist = replacesubstring( strlist, "+OR+", " OR " );
	strlist = replacesubstring( strlist, "+AND+", " AND " );
	var list1 = new Array();
	var list2 = new Array();
	var result = new Array();
	var operatorOR = " OR ";
	var operatorAND = " AND ";
	var counter = 0;
	list1 = explode( strlist, operatorOR );
	
	for( i = 0; i < list1.length; i++ )
	{
		var str = list1[i];
		list2 = explode( str, operatorAND );
		for( t = 0; t < list2.length; t++ )
		{
			var tmps = list2[t];			
			//Only add strings that are potential numbers.
			var num = Number( tmps );
			if( num ){
				//need to check if number is already in array
				var alreadyUsed = false;
				for( z = 0; z < result.length; z++ )
				{
					if( result[z] == tmps )	
						alreadyUsed = true;
				}
				
				if( !alreadyUsed )
					result[counter++] = tmps;			
			}
		}
	}
	return result;
}
function cfyGetText( params )
{
	var strlist = replacesubstring( params, " and ", " AND " );
	strlist = replacesubstring( strlist, " or ", " OR " );	
	strlist = replacesubstring( strlist, "*", "" );
	strlist = replacesubstring( strlist, "(", "" );
	strlist = replacesubstring( strlist, ")", "" );
	strlist = replacesubstring( strlist, "+OR+", " OR " );
	strlist = replacesubstring( strlist, "+AND+", " AND " );
	var list1 = new Array();
	var list2 = new Array();
	var result = new Array();
	var operatorOR = " OR ";
	var operatorAND = " AND ";
	var counter = 0;
	list1 = explode( strlist, operatorOR );
	
	for( i = 0; i < list1.length; i++ )
	{
		var str = list1[i];
		list2 = explode( str, operatorAND );
		for( t = 0; t < list2.length; t++ )
		{
			var tmps = list2[t];			
			//Only add strings that are not potential numbers.
			var num = Number( tmps );
			if( !num )
				result[counter++] = tmps;			
		}
	}
	return result;
}
function checkForYear( params )
{
	var list = replacesubstring( params, " and ", " AND " );
	var plist = new Array();
	var operator = "";
	list = replacesubstring( list, " or ", " OR " );	
	list = replacesubstring( list, "*", "" );
	if( list.indexOf( " AND " ) != -1 )
		operator = " AND ";
	else if( list.indexOf( " OR " ) != -1 ) 
		operator = " OR "
	if(operator == "" )
	{
		var nmb;
		try
		{
			var tmp;
			tmp = replacesubstring(params, "*", "" );
			tmp = replacesubstring(params, "(", "" );
			tmp = replacesubstring(params, ")", "" );
			nmb = Number( tmp);
		}catch(e){
		
		}finally{
			if( nmb )
			{
				result = "[year]=" + nmb;
			}
		}
		if( result == "" )
			return;
		else
			return result;
	}
	plist  = explode( list, operator );
	var result = "";
	var foundNumeric = false;
	for( i = 0; i < plist.length; i++ )
	{
		var num;
		try{
			var tmp = plist[i];
			tmp = replacesubstring(tmp, "*", "" );
			tmp = replacesubstring(tmp, "(", "" );
			tmp = replacesubstring(tmp, ")", "" );
			num = Number( String( tmp ) );
		}catch( e ){
			//if( e instanceof Error ){
				//alert( e.name + ", " + e.message )
			//}
		}finally{
			if( num )
			{
				foundNumeric = true;
				if( i == plist.length-1 )
					result += "[year]=" + plist[i];
				else
					result += "[year]=" + plist[i] + operator;
			}else{
				if( i == plist.length-1 )
					result += plist[i] + "*";
				else
					result += plist[i] + "*" + operator;
			}
		}
	}
	
	//alert( "Result:\n" + result );
	if( foundNumeric )
		return result;
	else
		return;
}
function buildSearchString( paramList )
{
	var paramArr = new Array();
	var result = new Array();
	var newList = "";
	var counter = 0;
	var operator = "";
	var list = replacesubstring( paramList, " and ", " AND " );
	list = replacesubstring( list, " or ", " OR " );	
	if( list.indexOf( " AND " ) != -1 )
		operator = " AND ";
	else if( list.indexOf( " OR " ) != -1 ) 
		operator = " OR ";
	if( operator != "" )
		paramArr = explode( list,  operator );
	else{
		return list + "*";
	}
	for( i = 0; i < paramArr.length; i++ )
	{
		if( i == paramArr.length-1 )
			newList += paramArr[i] + "*";
		else
			newList += paramArr[i] + "*" + operator;
	}
	return newList;
}
function multiParamSearch()
{
	var form = document.fSearchChoice;
	var url = "/billeder/billeddb.nsf/vSearchView?searchView"
	var people = form.people.options[form.people.selectedIndex].text;
	var locale = form.locale.options[form.locale.selectedIndex].text;
	var date = form.date.value;
	var year = form.year.value;
	var decade = form.decade.options[form.decade.selectedIndex].text;
	var imageType = form.imageType.options[form.imageType.selectedIndex].text;
	var fileFormat  = form.fileFormat.options[form.fileFormat.selectedIndex].text;
	var params = "";
	var s = "";
	if( people != "" )
	{
		if( params != "" )
			params += "%20and%20";
		if( people.indexOf( "&" ) != -1 )
			people = replacesubstring( people, "&", "%26" );
		params += "([people]=" + people + ")";
	}
	if( locale != "" )
	{
		if( params != "" )
			params += "%20and%20";
		if( locale.indexOf( "." ) != -1 )
			locale = replacesubstring( locale, ".", "%2E" );
		
		if( locale.indexOf( "&" ) != -1 )
		{
			//alert( "replacing & with %26" );
			locale = replacesubstring( locale, "&", "%26" );
		}
		params += "([locale]=" + locale +")";
	}
	if( date != "" )
	{
		if( params != "" )
			params += "%20and%20";
		params += "(" + searchDate( date ) + ")";
		s = "date";
		
	}else{
		if( year != "" )
		{
			if( params != "" )
				params += concatAnd;
			params += "(" + searchYear( year ) + ")";
			s = "year";
		}else{
			if( decade != "Alle" )
			{
				if( params != "" )
					params += concatAnd;
				params += "(" + searchDecade( decade ) + ")";
			}
		}
	}
	if( imageType != "Alle" && imageType != "" )
	{
		if( params != "" )
			params += "%20and%20";
		params += "([imageType]=" + imageType +")";
	}
	if( fileFormat != "Alle" && fileFormat != "" )
	{
		if( params != "" )
			params += "%20and%20";
		params += "([original]=" + fileFormat +")";
	}
	if( params == "" )
		return false;
	params = replacesubstring( params, " ", "+");
	params = replacesubstring( params, "%20", "+" );
	url  += "&Query=" + params + "&start=1&count=10&searchorder=4";
	if( s != "" )
		url += "&s=" + s;
	location.href = url;
}
function searchDate( date )
{
	var params = "";
	params += "[date]=" + date;
	return params;
}
function searchYear( year )
{
	var params = "";
	params += "([year]=" + year +")";
	params += concatOr + "([date]>=01-01-" + year + concatAnd + "[date]<=31-12-" + year +")";
	//params += "&s=year";
	return params;
}
function searchDecade( decade )
{
	var params = "([decade]=" + decade +")";
	var temp = new Array();
	temp = explode( decade, ' - ' );
	params += concatOr + "([year]>=" + temp[0] + concatAnd + "[year]<=" + temp[1] + ")";
	params += concatOr + "([date]>=01-01-" + temp[0] + concatAnd + "[date]<=31-12-" + temp[1] + ")";
	return params;
}
function replacesubstring( source, oldPattern, newPattern )
{
	var s = source;
	var DEBUG = false;
	if( DEBUG ) alert( "source: " + s +"; old: " + oldPattern + ", new: " + newPattern );
	while( s.indexOf( oldPattern ) != -1 )
	{
		s = s.replace( oldPattern, newPattern );
	}
	return s;
}
function explode(inputStr, separatorStr)
{
	var arr = new Array();
	var startIndex = 0;
	var counter = 0;
	var newIndex = inputStr.indexOf(separatorStr);
	var lastChar = (inputStr.substr(inputStr.length-1));
	if(inputStr.length>1)
	{
		while (newIndex != -1)
		{
			
			if(lastChar != "\n")
			{
				arr[counter] = inputStr.substring(startIndex, newIndex);
				counter++;
			}
			startIndex = newIndex + separatorStr.length;
			var newIndex = inputStr.indexOf(separatorStr, startIndex);
		}
		if(newIndex == -1)
			arr[counter] = inputStr.substring(startIndex, inputStr.length);
	}
	
	return arr;
}