function txt_set(name,value){
	document.forms[name].query.value=value;
}

function change_to_no_value( obj, str ){
	obj.value = trim(obj.value);
	if(obj.value == str){
		obj.value = '';
	}
}

function change_to_keywords( obj, str ){
	obj.value = trim(obj.value);
	
	if(obj.value == ''){
		obj.value = str;
	}
}


function go_home(){
	document.location.href="index.php";
}

function trim(s){   
    return s.replace( /\s*$/, "" );
} 

//-----------------function to open new window-------------------------------
function OpenBrWindow(theURL,winName,features, myWidth, myHeight, isCenter) {
	if(isCenter==true){
		var myLeft = (screen.width-myWidth)/2;
		var myTop = (screen.height-myHeight)/2;
		features+=(features!='')?',':'';
		features+=',left='+myLeft+',top='+myTop;
	}
	window.open(theURL,'','width='+myWidth+',height='+myHeight + features);
}

function add_to_basket(id){
	var form = document.getElementById("add_to_basket");
	form.id.value=id;
	form.amount.value=1;
	form.submit();
}

function basket_update(){
	var form = document.getElementById("basket_form");
	form.submit();
}

function checkout_go(){
	var form = document.getElementById("basket_checkout");
	form.submit();
}

function stxt(txt){
	var form = document.getElementById("quicksearch");
	form.query.value=txt;
	form.submit();
}

function search(){
	var form = document.getElementById("quicksearch");
	if(form.query.value=="строка поиска ..." || form.query.value.length < 3){
		return false;
	}else{
		form.submit();
	}
}

function qui_txt(ggg){
	if(ggg=='set'){
		if(document.getElementById("quicksearch").query.value=="строка поиска ..."){
			txt_set('quicksearch','');
		}
	}else{
		if(document.getElementById("quicksearch").query.value==""){
			txt_set('quicksearch','строка поиска ...');
		}
	}
}

function copyData(){
	var form = document.getElementById("userform");
//	alert(form.same_del.checked);
	var kol = new Array('name_f','name_s','addr1','addr2','town','county','postcode','phone');
	var nama="";
	for(i=0;i<kol.length;i++){
		if(form.same_del.checked){
			nama="del_" + kol[i];
			form[nama].value=form[kol[i]].value;
			if(i==1){
				form.del_country.selectedIndex = form.country.selectedIndex;
			}
		}else{
		}
	}
}

var ccval=0;

function cc_go(txt){
	ccval++;
	if(ccval==1 && document.getElementById("worldpay").agreement.checked){
		document.getElementById("worldpay").submit();
	}else{
		alert(txt);
		ccval=0;
	}
}

var os;
if(document.layers)
 os = "n4";
else if(document.all)
 os = "ie";
else if(document.getElementById && !document.all)
 os = "n6";
function bookmark(){
	var url = "http://www.evro-kniga.com";
	var title = "Русские книги в Европе - http://www.evro-kniga.com";
	if(window.sidebar)
          window.sidebar.addPanel(title,url,"");
	else if(window.opera && window.print){
          var elem = document.createElement('a');
          elem.setAttribute('href',url);
          elem.setAttribute('title',title);
          elem.setAttribute('rel','sidebar');
          elem.click();
	}
	else if(os == "ie")
          window.external.AddFavorite(url,title);
}