var getBlendMode = (function() {

	var blendModeEnums = {
        1:'multiply',
        2:'screen',
        3:'overlay',
        4:'darken',
        5:'lighten',
        6:'color-dodge',
        7:'color-burn',
        8:'hard-light',
        9:'soft-light',
        10:'difference',
        11:'exclusion',
        12:'hue',
        13:'saturation',
        14:'color',
        15:'luminosity'
    }

	return function(mode) {
		return blendModeEnums[mode] || '';
	}
}())