function doShowHideSecondProfile( sShow, eForm ) {

	if( sShow == 'yes' )

		$( '.form_second_col', eForm ).css( 'display', '' );

	else

		$( '.form_second_col', eForm ).css( 'display', 'none' );

}



function validateJoinForm( eForm ) {

	if( !eForm )

		return false;

	

	hideJoinFormErrors( eForm );

	

	$(eForm).ajaxSubmit(function(sResponce) {

		//alert( sResponce );

		try {

			var aErrors = eval(sResponce);

		} catch(e) {

			return false;

		}

		

		doShowJoinErrors( aErrors, eForm );

	} );

	

	return false;

}



function hideJoinFormErrors( eForm ) {

	$( 'img.form_warn_icon', eForm ).css( 'display', 'none' );

	$( '.input_erroneus', eForm ).removeClass( 'input_erroneus' );

}



function doShowJoinErrors( aErrors, eForm ) {

	if( !aErrors || !eForm )

		return false;

	

	var bHaveErrors = false;

	

	for( var iInd = 0; iInd < aErrors.length; iInd ++ ) {

		var aErrorsInd = aErrors[iInd];

		for( var sField in aErrorsInd ) {

			var sError = aErrorsInd[ sField ];

			bHaveErrors = true;

			

			doShowError( eForm, sField, iInd, sError );

		}

	}

	

	if( !bHaveErrors )

		eForm.submit();

}



function doShowError( eForm, sField, iInd, sError ) {

	var $Field = $( "[name='" + sField + "']", eForm ); // single (system) field

	if( !$Field.length ) // couple field

		$Field = $( "[name='" + sField + '[' + iInd + ']' + "']", eForm );

	if( !$Field.length ) // couple multi-select

		$Field = $( "[name='" + sField + '[' + iInd + '][]' + "']", eForm );

	if( !$Field.length ) // couple range (two fields)

		$Field = $( "[name='" + sField + '[' + iInd + '][0]' + "'],[name='" + sField + '[' + iInd + '][1]' + "']", eForm );

	

	//alert( sField + ' ' + $Field.length );

	

	$Field.addClass( 'input_erroneus' );

	

	$Icon = $Field.siblings( 'img.form_warn_icon' );

	$Icon.css( 'display', '' );

	$Icon.mouseover( function(){ showFloatDesc(sError) } );

}