window.onload = initUI;
var arrLinks = new Array(0);


function initUI(){
	dwfaq_initMainNavigation();
	dwfaq_initPopupByClass();
	dwfaq_PDF('tableContent','iconPDF');
}

function dwfaq_PDF(p,c){
	var retVal = false;
	var arrLinks = (p)?document.getElementById(p): document.getElementsByTagName('BODY')[0].getElementsByTagName('A');
		arrLinks = (arrLinks)? arrLinks.getElementsByTagName('A') : false;
		if(!arrLinks){return false;}	
	var i, theHREF;
	for(i=0; i<arrLinks.length; i++){
		theHREF = arrLinks[i].getAttribute("href");
		if(theHREF.lastIndexOf(".pdf")!=-1){
				arrLinks[i].className = c;
				retVal=true;
		}
	}
return retVal;
}

function dwfaq_initMainNavigation(){
	var navLinks = document.getElementById('divNav').getElementsByTagName('A');
	var i, theSRC, newSRC,id;
	for(i=0; i<navLinks.length; i++){
		theSRC = navLinks[i].childNodes[0].getAttribute("src");
		newSRC =theSRC.replace(/assets\/ui/,"assets/ui/over");
		arrLinks.push(navLinks[i]);
		eval("addEvent(navLinks[i],'mouseover',function(){return dwfaq_MainNavigation(arrLinks["+i+"],'on');})");
		eval("addEvent(navLinks[i],'mouseout',function(){return dwfaq_MainNavigation(arrLinks["+i+"],'off');})");
	}
return false;
}

function dwfaq_MainNavigation(obj,state){
	var objImg = obj.getElementsByTagName('IMG')[0];
	var currentImg = objImg.getAttribute("src");
	if(objImg.className != "current"){
		objImg.src = (state == "off")? currentImg.replace("/on/","/off/"): currentImg.replace("/off/","/on/") ;	
	}
return false;
}


function dwfaq_initPopupByClass(){
	var contentRegion = document.getElementById("tdContent");
	if(!contentRegion){return false;}
	var imgAlt="Metallurgy.com",tSrc,h,i,j;
	var arrLinks = document.getElementsByTagName('A');
	var arrLinks_length = arrLinks.length;
	var arrImages = contentRegion.getElementsByTagName('IMG');
	var arrImages_length= arrImages.length;
	for(i=0; i<arrLinks_length; i++){
		if(arrLinks[i].className == "popup"){
			h=arrLinks[i].href;
			tSrc=h.replace("-large","");
			for(j=0;j<arrImages_length;j++){
				if(arrImages[j].src == tSrc){
					imgAlt = arrImages[j].getAttribute("alt");
					break;
				}
			}
			
			
			eval("addEvent(arrLinks["+i+"],'click',function(){return dwfaq_PopupByClass('"+h+"','"+imgAlt+"');})");
			arrLinks[i].href="javascript:;";
		}
	}
return false;
}

function dwfaq_PopupByClass(objHREF,imgALT){
	//If the window is already open, close it!
	if(typeof(dwfaq_PopupWindow) !='undefined'){
		dwfaq_PopupWindow.close();
	}
	dwfaq_PopupWindow =  window.open('/largerimage.cfm?img='+objHREF+'&title='+imgALT,'dwfaq_PopupWindow','resizable=yes,width=500,height=500,location=yes');
return false;
}



function addEvent(obj,e,fn){ 
	if (obj.addEventListener){ 
		obj.addEventListener(e,fn,false); 
		return true; 
	} 
	else if (obj.attachEvent){
		return obj.attachEvent("on"+e,fn);
	} 
	else{ 
		return false; 
	} 
}

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 YY_checkform() { //v94.71
//copyright (c)1998,2002 Yaromat.com
//Removed redeclaration of var at, changed version number to 94 from 4 to prevent Dreamweaver from updating the script.
  var a=YY_checkform.arguments,oo=true,v='',s='',err=false,r,o,o1,t,i,j,ma,rx,cd,cm,cy,dte,at;
  for (i=1; i<a.length;i=i+4){
    if (a[i+1].charAt(0)=='#'){r=true; a[i+1]=a[i+1].substring(1);}else{r=false}
    o=MM_findObj(a[i].replace(/\[\d+\]/ig,""));
    o1=MM_findObj(a[i+1].replace(/\[\d+\]/ig,""));
    v=o.value;t=a[i+2];
    if (o.type=='text'||o.type=='password'||o.type=='hidden'){
      if (r&&v.length==0){err=true}
      if (v.length>0)
      if (t==1){ //fromto
        ma=a[i+1].split('_');if(isNaN(v)||v<ma[0]/1||v > ma[1]/1){err=true}
      } else if (t==2){
        rx=new RegExp("^[\\w\.=-]+@[\\w\\.-]+\\.[a-zA-Z]{2,4}$");if(!rx.test(v))err=true;
      } else if (t==3){ // date
        ma=a[i+1].split("#");at=v.match(ma[0]);
        if(at){
          cd=(at[ma[1]])?at[ma[1]]:1;cm=at[ma[2]]-1;cy=at[ma[3]];
          dte=new Date(cy,cm,cd);
          if(dte.getFullYear()!=cy||dte.getDate()!=cd||dte.getMonth()!=cm){err=true};
        }else{err=true}
      } else if (t==4){ // time
        ma=a[i+1].split("#");at=v.match(ma[0]);if(!at){err=true}
      } else if (t==5){ // check this 2
            if(o1.length)o1=o1[a[i+1].replace(/(.*\[)|(\].*)/ig,"")];
            if(!o1.checked){err=true}
      } else if (t==6){ // the same
            if(v!=MM_findObj(a[i+1]).value){err=true}
      }
    } else
    if (!o.type&&o.length>0&&o[0].type=='radio'){
          at = a[i].match(/(.*)\[(\d+)\].*/i);
          o2=(o.length>1)?o[at[2]]:o;
      if (t==1&&o2&&o2.checked&&o1&&o1.value.length/1==0){err=true}
      if (t==2){
        oo=false;
        for(j=0;j<o.length;j++){oo=oo||o[j].checked}
        if(!oo){s+='* '+a[i+3]+'\n'}
      }
    } else if (o.type=='checkbox'){
      if((t==1&&o.checked==false)||(t==2&&o.checked&&o1&&o1.value.length/1==0)){err=true}
    } else if (o.type=='select-one'||o.type=='select-multiple'){
      if(t==1&&o.selectedIndex/1==0){err=true}
    }else if (o.type=='textarea'){
      if(v.length<a[i+1]){err=true}
    }
    if (err){s+='* '+a[i+3]+'\n'; err=false}
  }
  if (s!=''){alert('The required information is incomplete or contains errors:\t\t\t\t\t\n\n'+s)}
  document.MM_returnValue = (s=='');
}