function makeReady() {
	var input = document.getElementById('search');
	if (input.style.color != "#000" && input.style.color != "rgb(0, 0, 0)") {
		input.value = "";
		input.style.color = "#000";
	}
}

function checkEmail(email) {
	var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i;
	if (filter.test(email)) {
		return true;
	} else{
		return false;
	}
}

function optionsIndex(opts,what) {
	for (i=0; i<opts.length; i++) {
		if (opts[i].value == what) {
			return i;
		}
	}
	return 0;
}

function searchByTopic() {
	var topic = document.getElementById('sectiontags');
	topic = topic.options[topic.selectedIndex].value;
	if (topic != "") {
		document.getElementById('searchtagsform').submit();
	}
}

function showClassifiedImage(ad,image) {
	mywin = window.open ('/Show_classified_image/'+ad+"/"+image,'imwin', 'width=100, height=100, toolbar=no, location=no, scrollbars');
	mywin.focus();
}



//Written by Jonathan Snook, http://www.snook.ca/jonathan
//Add-ons by Robert Nyman, http://www.robertnyman.com

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)
}