showLoading [Type: function]: this function can be called anytime before calling ajax stuffs, it will simply show loading icon in screen
hideLoading [type: function]: This function can be used to close loading icon in screen once ajax process is completed
cmdPrint [type: css class]: this class can be assigned to any a tag or btn, and it will trigger print dialog box
ajaxLoad [type: class] this class can be assigned to any div and it will load page content specified on data-url attribute on page load. to reload the page content again, we can trigger refresh event also
clickLoadPage [type: class] this class can be assigned to any div or btn, it will load content of page that has been specified in data-url attribute or href attribute to div refered on data-target attribute
clickLoadAjaxModal [type: class] this class can be used to any btn, it will load content of page that has been specified in data-url attribute and load to modal body and show modal dialog box
submitForm [type: class] this class can be used to any btn, it will find the target form mentioned in data-target attribute and submit it after validation
ajaxSubmit [type: class] this class can be used to any form, it will then enable ajax submission of form instead of regular submit.
