/* {HEADER

Name: common
Description: addOnloadEvent should be used for all javascript onload events to ensure no onload event overrides another.
	
	Usage:
	
	addOnloadEvent(myFunctionName);
	
	Or
	
	addOnloadEvent(function(){ myFunctionName('myArgument') });

HEADER} */


function addOnloadEvent(fnc)
{
	if ( typeof window.addEventListener != "undefined" )
	{
		window.addEventListener( "load", fnc, false );
	}
	 else if ( typeof window.attachEvent != "undefined" ) 
	{
		window.attachEvent( "onload", fnc );
	}
	 else 
	{
    	if ( window.onload != null ) 
		{
			var oldOnload = window.onload;
			
			window.onload = function ( e ) {
				oldOnload( e );
				window[fnc]();
			};
    	}
    	 else
    	{
			window.onload = fnc;
  		}
 	}
}