/************************can be outsourced to a library (.js file) */
//create onDomReady Event
window.onDomReady = initReady;
      
      // Initialize event dpending on browser
      function initReady(fn){
      	//W3C-compliant browser
      	if(document.addEventListener) {
          	document.addEventListener("DOMContentLoaded", fn, false);
        }else {
      	//IE
      		document.onreadystatechange = function(){readyState(fn)}
        }
      }
      
      //IE execute function
      function readyState(func){
      	// DOM is ready
      	if(document.readyState == "interactive" || document.readyState == "complete"){
      		func();
      	}
      }
/* library code until here */


//execute as soon as DOM is loaded
window.onDomReady(onReady);

//do when DOM is ready
function onReady(){
	// alert("The DOM is ready!");
	init();
}

// to compare which alert is shown earlier
window.onload = function() {
	// alert("This is normal onload event");
}