function insertAtCursor(myField, myValue) {
	//IE support
	if (document.selection) {
		myField.focus();
		sel = document.selection.createRange();
		sel.text = myValue;
	}

	//MOZILLA/NETSCAPE support
	else if (myField.selectionStart || myField.selectionStart == '0') {
		var startPos = myField.selectionStart;
		var endPos   = myField.selectionEnd;
		myField.value = myField.value.substring(0, startPos) + myValue + myField.value.substring(endPos, myField.value.length);
	} else {
		myField.value += myValue;
	}
}
// calling the function
//insertAtCursor(document.formName.fieldName, ‘this value’);


function setCaretToPos (elm, pos) {
	setSelectedTextRange(elm, pos, pos);
}

function getCaretPosition(elm) {
	if (typeof elm.selectionStart != "undefined")
	return elm.selectionStart;
	else if (document.selection)
	return
	Math.abs(document.selection.createRange().moveStart("character",-1000000));
}

function setSelectedTextRange(elm, selectionStart, selectionEnd) {
	if (elm.setSelectionRange) {
		elm.focus();
		elm.setSelectionRange(selectionStart, selectionEnd);
	}
	else if (elm.createTextRange) {
		var range = elm.createTextRange();
		range.collapse(true);
		range.moveEnd('character', selectionEnd);
		range.moveStart('character', selectionStart);
		range.select();
	}
}