Update script.js

js/script.js

@@ -9,6 +9,40 @@
 var body;
 
 //helper functions
+function copyCode(elem){		
+ 	if (document.getElementById(elem)) {		
+ 		// create hidden text element, if it doesn't already exist		
+ 		var targetId = "_hiddenCopyText_";		
+ 			// must use a temporary form element for the selection and copy		
+ 			target = document.getElementById(targetId);		
+ 			if (!target) {		
+ 				var target = document.createElement("textarea");		
+ 				target.style.position = "absolute";		
+ 				target.style.left = "-9999px";		
+ 				target.style.top = "0";		
+ 				target.id = targetId;		
+ 				document.body.appendChild(target);		
+ 			}		
+ 			target.value = document.getElementById(elem).innerText;		
+ 		// select the content		
+ 		target.setSelectionRange(0, target.value.length);		
+ 				
+ 		// copy the selection		
+ 		var succeed;		
+ 		try {		
+ 			succeed = document.execCommand("copy");		
+ 		} catch(e) {		
+ 			sweetAlert("Oh, no...","Sorry, your browser doesn't support document.execCommand('copy'), so we can't copy this code to your clipboard.");		
+ 			succeed = false;		
+ 		}		
+ 		if (succeed) sweetAlert("Copied to clipboard:",target.value);		
+ 		return succeed;		
+ 	} else {		
+ 		sweetAlert("Oops!",elem + " not found when trying to copy code");		
+ 		return false;		
+ 	}		
+ }
+ 
 function booleanAttributeValue(element, attribute, defaultValue){
 	// returns true if an attribute is present with no value
 	// e.g. booleanAttributeValue(element, 'data-modal', false);