// Inserts javascript that will be called by the autoCheckOrderButton
var scriptElement = document.createElement('script');
scriptElement.type = 'text/javascript';
scriptElement.innerHTML =  'function checkForOrders() { alert("inside checkForOrders"); }';
document.getElementsByTagName("head")[0].appendChild(scriptElement);
window.addButton = function () {
	// Get the location on the page where you want to create the button
	var targetDiv = document.getElementById('offer');
	
	// Create a div to surround the button
	var newDiv = document.createElement('div');
	newDiv.setAttribute('id', 'autoCheckOrder');
	
	// Create the button and set its attributes
	var inputButton = document.createElement('input');
	inputButton.name = 'autoCheckOrderButton';
	inputButton.type = 'button';
	inputButton.value = 'Start Checkin';
	inputButton.setAttribute("onclick", "checkForOrders();");
	
	// Append the button to the div
	newDiv.appendChild(inputButton); 
	targetDiv.appendChild(newDiv);
}
addButton();