/* index subnav */
function displaySubMenu(li) { 
var subMenu = li.getElementsByTagName("ul")[0]; 
subMenu.style.display = "block"; 
} 
function hideSubMenu(li) { 
var subMenu = li.getElementsByTagName("ul")[0]; 
subMenu.style.display = "none"; 
} 


/********** pages subnav **********/
var LastLeftID = "";

function DoMenu(emid)
{
 var obj = document.getElementById(emid); 
 obj.className = (obj.className.toLowerCase() == "expanded"?"hidden":"expanded");
 if((LastLeftID!="")&&(emid!=LastLeftID)) 
 {
  document.getElementById(LastLeftID).className = "hidden";
 }
 LastLeftID = emid;
}
function $(id) {
	return document.getElementById(id);
}
function changeclass(divid,classname){
document.getElementById(divid).className=classname;
}
function changediv(divid,type){
switch(type){
case 0:document.getElementById(divid).style.display="none";break;
case 1:document.getElementById(divid).style.display="block";break;
}
}

function showtable(par,pard,tabid,no){
for(var i=1;i<=no;i++){
	if(i == 1){
		changediv(pard+i,0);
		changeclass(par+i,"description");
	}else{
	changediv(pard+i,0);
	changeclass(par+i,"pt");
	}
}
if(tabid == 1){
changeclass(par+tabid,"description2");
changediv(pard+tabid,1);
}else{
changeclass(par+tabid,"pt2");
changediv(pard+tabid,1);
}
}
function changesrc(aid,srcs){
document.getElementById(aid).src=srcs;
}

function showreview(img_src,img_src_2){
if($('id_review').style.display == 'block'){
changesrc('write',img_src_2);
changeclass('div_write','write');
changediv('id_review',0);
}else{
changesrc('write',img_src);
changeclass('div_write','write_1');
changediv('id_review',1);
}
}


function move(elementID,final_x,final_y){
  if (!document.getElementById) return false;
  if (!document.getElementById(elementID)) return false;
  var elem = document.getElementById(elementID);
  elem.style.left = final_x + "px";
  elem.style.top = final_y + "px";
}

function moveElement(elementID,final_x,final_y,interval) {
  if (!document.getElementById) return false;
  if (!document.getElementById(elementID)) return false;
  var elem = document.getElementById(elementID);
  if (elem.movement) {
    clearTimeout(elem.movement);
  }
  if (!elem.style.left) {
    elem.style.left = "0px";
  }
  if (!elem.style.top) {
    elem.style.top = "0px";
  }
  var xpos = parseInt(elem.style.left);
  var ypos = parseInt(elem.style.top);
  if (xpos == final_x  &&  ypos == final_y) {
  return true;
  }
  if (xpos < final_x) {
    var dist = Math.ceil((final_x - xpos)/40);
    xpos = xpos + dist;
  }
  if (xpos > final_x) {
    var dist = Math.ceil((xpos - final_x)/40);
    xpos = xpos - dist;
  }
  if (ypos < final_y) {
    var dist = Math.ceil((final_y - ypos)/60);
    ypos = ypos + dist;
  }
  if (ypos > final_y) {
    var dist = Math.ceil((ypos - final_y)/60);
    ypos = ypos - dist;
  }
  elem.style.left = xpos + "px";
  elem.style.top = ypos + "px";
  var repeat = "moveElement('"+elementID+"',"+final_x+","+final_y+","+interval+")";
  elem.movement = setTimeout(repeat,interval);
}



function setwidth(no,maximg){
$('imgbox'+no).style.width=(maximg+1)*126;
}

function moveimg(tag){
if (tag==1){
	if (now1<=0){
		now1=maximg1-6;
		move('imgbox1',-(now1+1)*116,10);
		moveElement('imgbox1',-now1*116,10,2);
	}else{
		now1--;
		moveElement('imgbox1',-now1*116,10,2);
	}
}else{
	if(now1>=maximg1-6){
		now1=0;
		move('imgbox1',-(now1-1)*116,10);
		moveElement('imgbox1',-now1*116,10,2);
	}else{
		now1++;
		moveElement('imgbox1',-now1*116,10,2);
	}
}
}
function deleteall(){
	var names=document.getElementsByName("cart_quantity[]");
	for( var i=0;i<names.length;i++){
		names[i].value=0;
	}
	document.cart_quantity.submit();
}

function isEmail(str) {   
        var re = /^([a-zA-Z0-9]+[_|\-|\.]?)*[a-zA-Z0-9]+@([a-zA-Z0-9]+[_|\-|\.]?)*[a-zA-Z0-9]+\.[a-zA-Z]{2,3}$/;   
        return re.test(str);   
    } 
	function isEmailSpan(id) {   
        var val = document.getElementById(id);   
        if (!this.isEmail(val.value)) {   
            val.select();   
            var str = "Please enter a valid email address!";   
           	alert(str);  
            return false;   
        } else {    
            return true;   
        }   
    }