//Using Multiple JavaScript Onload Functions

function addLoadEvent(func) 
{ 
	  var oldonload = window.onload;
	  if (typeof window.onload != 'function') 
	  { 
	    window.onload = func;
	  } 
	  else { 
	    window.onload = function() { 
	      if (oldonload) { 
	        oldonload(); 
	      } 
	      func(); 
	    } 
	  } 
} 

//For example:
//addLoadEvent(AdjustScrollbar);