function getElementsByClassName(oElm, strTagName, strClassName){
  var arrElements = (strTagName == "*" && document.all)? document.all : oElm.getElementsByTagName(strTagName);
	 var arrReturnElements = new Array();
	 strClassName = strClassName.replace(/\-/g, "\\-");
	 var oRegExp = new RegExp("(^|\\s)" + strClassName + "(\\s|$)");
	 var oElement;
	 for(var i=0; i<arrElements.length; i++){
	   oElement = arrElements[i];
	   if(oRegExp.test(oElement.className)){
	     arrReturnElements.push(oElement);
	   }
	 }
	 return (arrReturnElements)
}