// JavaScript Document

//http://www.tek-tips.com/faqs.cfm?fid=6620


String.prototype.startsWith = function(str) {return (this.match("^"+str)==str)}

String.prototype.endsWith = function(str) {return (this.match(str+"$")==str)}


function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}


function mustequal(elem)
{
//confirmemailaddress

if (elem.value != document.getElementsByName("emailaddress")[0].value)
        {
        alert("Confirm Email must be the same as Email.  Please retype them");
        elem.value = "";
        document.getElementsByName("emailaddress")[0].value = "";
        document.getElementsByName("emailaddress")[0].focus();
        }
}


function changewholesaleorretail()
{
var wholesaleorretail = document.getElementsByName("wholesaleorretail")[0].value;

document.getElementsByName("wholesale")[0].value = 0;
document.getElementsByName("retail")[0].value = 0;

if (wholesaleorretail == 0)     document.getElementsByName("wholesale")[0].value = 1;
if (wholesaleorretail == 1)     document.getElementsByName("retail")[0].value = 1;
if (wholesaleorretail == 2)
        {
        document.getElementsByName("wholesale")[0].value = 1;
        document.getElementsByName("retail")[0].value = 1;
        }

}

function IsNumeric(sText)
{
   var ValidChars = "0123456789.";
   var IsNumber=true;
   var Char;


   for (i = 0; i < sText.length && IsNumber == true; i++)
      {
      Char = sText.charAt(i);
      if (ValidChars.indexOf(Char) == -1)
         {
         IsNumber = false;
         }
      }
   return IsNumber;

   }



function popitup(url,height,width) {
	if (height =="")
			{
			newwindow=window.open(url, 'name', "height=450, width=760, location=no, toolbar=no, scrollbars=yes resizable=yes");
			}
	else
			{
			newwindow=window.open(url,'name','height='+height+',width='+width);
			}

	if (window.focus) {newwindow.focus()}
	return false;
}
var xmlhttp=false;

if (!xmlhttp && typeof XMLHttpRequest!='undefined') {
xmlhttp = new XMLHttpRequest();
}

function getFormObjects()
{
	//var str="firstname=Andrea&lastname=Johnson";
	//var str="usertype=" + document.getElementsByName('usertype')[0].value;
	var str="usertype="+document.getElementsByName('usertype').options[i].selected;
	return str;
}


function ajax_call(formmethod, url, params, callback_function)
{
	//var formstr = getFormObjects();
	
	if (window.XMLHttpRequest) { // Mozilla, Safari,... 
       if (xmlhttp.overrideMimeType) { 
           xmlhttp.overrideMimeType('text/xml'); 
       } 
   } else if (window.ActiveXObject) { // IE 
       try { 
           xmlhttp = new ActiveXObject("Msxml2.XMLHTTP"); 
       } catch (e) { 
           try { 
               xmlhttp = new ActiveXObject("Microsoft.XMLHTTP"); 
           } catch (e) {} 
       } 
   } 

   if (!xmlhttp) { 
       alert('Unfortunately you browser doesn\'t support this feature.'); 
       return false; 
   } 
	
	xmlhttp.onreadystatechange = function() { 
       if (xmlhttp.readyState == 4) 
	   { 
           if (xmlhttp.status == 200)
		   { 
               eval(callback_function); 
           } else { 
               alert('There was a problem with the request.(Code: ' + xmlhttp.status + ')'); 
           } 
       } 
   	} 
	xmlhttp.open(formmethod, url + '?' + params, true);
	xmlhttp.send(null)
	return false;
}
function showDiv()
{
	divDisplay('softwarediv', 'block');
	document.getElementById('softwarediv').innerHTML = xmlhttp.responseText;
	
				
}

function divDisplay(divname, displayOpt)
{
	document.getElementById(divname).style.display = displayOpt;
}

function divHideDisplay(divname)
{
	var currdisplayOpt = document.getElementById(divname).style.display;
	
	document.getElementById(divname).style.display = (currdisplayOpt=='block') ? 'none' : 'block';
}

function showhideaddress()
{
	option = document.getElementsByName('usertype')[0].value;
	if(option=='Buyer'){
		divDisplay('delivaddress', 'block');
	}
	else
	{
		divDisplay('delivaddress', 'none');
	}
}

function toggleenable(id, option)
{
	document.getElementsByName(id)[0].disabled = !document.getElementsByName(option)[0].checked;
}


 function nav(f, addoptions){
    	var val = f.jump.options[f.jump.selectedIndex].value ;
		var theUrl = "vendorsearch.php?page=" + val + addoptions;
   		if (theUrl != ""){
   	      location.href = theUrl ;
     }
   }