function DoConfirm(message, url) { if (confirm(message)) location.href = url;}
function checkedAll (id, checked) {var el = document.getElementById(id);for (var i = 0; i < el.elements.length; i++) {el.elements[i].checked = checked;}}

function storeCaret(text){
	if (typeof(text.createTextRange) != 'undefined')
		text.caretPos = document.selection.createRange().duplicate();
}
function replaceText(text, textarea){
	if (textarea.createTextRange && typeof(textarea.caretPos) != "undefined")	{
		var caretPos = textarea.caretPos;
		caretPos.text = caretPos.text.charAt(caretPos.text.length - 1) == ' ' ? text + ' ' : text;
		caretPos.select();}
	else if (typeof(textarea.selectionStart) != "undefined"){
		var begin = textarea.value.substr(0, textarea.selectionStart);
		var end = textarea.value.substr(textarea.selectionEnd);
		textarea.value = begin + text + end;
		if (textarea.setSelectionRange){
			textarea.focus();
			textarea.setSelectionRange(begin.length + text.length, begin.length + text.length);}}
	else{
		textarea.value += text;
		textarea.focus(textarea.value.length - 1);}
}

function surroundText(text1, text2, textarea){
	if (textarea.createTextRange && textarea.caretPos){
		var caretPos = textarea.caretPos;
		caretPos.text = caretPos.text.charAt(caretPos.text.length - 1) == ' ' ? text1 + caretPos.text + text2 + ' ' : text1 + caretPos.text + text2;
		caretPos.select();}
	else if (textarea.selectionStart){
		var begin = textarea.value.substr(0, textarea.selectionStart);
		var selection = textarea.value.substr(textarea.selectionStart, textarea.selectionEnd - textarea.selectionStart);
		var end = textarea.value.substr(textarea.selectionEnd);
		textarea.value = begin + text1 + selection + text2 + end;
		if (textarea.setSelectionRange){
			var newCursorPos = textarea.selectionEnd + text1.length + text2.length;
			textarea.focus();
			textarea.setSelectionRange(newCursorPos, newCursorPos);}}
	else{
		textarea.value += text1 + text2;
		textarea.focus(textarea.value.length - 1);}
}