getResponsiveSrc = function(srcItms) {
            var rsWidth = [];
            var rsSrc = [];
            for (var i = 0; i < srcItms.length; i++) {
                var __src = srcItms[i].split(' ');

                // Manage empty space
                if (__src[0] === '') {
                    __src.splice(0, 1);
                }

                rsSrc.push(__src[0]);
                rsWidth.push(__src[1]);
            }

            var wWidth = $(window).width();
            for (var j = 0; j < rsWidth.length; j++) {
                if (parseInt(rsWidth[j], 10) > wWidth) {
                    _src = rsSrc[j];
                    break;
                }
            }
        }
@desc Load slide content into slide.
 @param {Number} index - index of the slide.
 @param {Boolean} rec - if true call loadcontent() function again.
 @param {Boolean} delay - delay for adding complete class. it is 0 except first time.