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

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

	function findObj(n, d) {
	  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=findObj(n,d.layers[i].document);
	  if(!x && document.getElementById) x=document.getElementById(n); return x;
	}

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

	function openBrWindow(theURL,winName,features) {
		window.open(theURL,winName,features);
	}

	function MM_showHideLayers() { 
		  var i,p,v,obj,args=MM_showHideLayers.arguments;
		  for (i=0; i < (args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
		    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
		    obj.visibility=v; }
	}	



function focustd(el) {
	el.className='formtdactive';
}
function blurtd(el) {
	el.className='formtdvisited';
}

function blurtd_textinput(el,inputname) {
	var el2 = document.getElementById(inputname);
	if (el2) {
		if (el2.value != '') {
			el.className='formtdvisited';
		} else {
			el.className='formtd';
		}
	} else {
		el.className='formtd';
	}
}
function focustd_textinput(el,radioname,index) {
	var el2 = document.getElementById(radioname);
	if (el2) {
		el2.checked = true;
	}
	el.className='formtdactive';
}


function enableInspectionOptions() {
	var el = document.getElementById("Defect_Density_1");	el.disabled = false;
	var el = document.getElementById("Defect_Density_2");	el.disabled = false;
	var el = document.getElementById("Defect_Density_other");el.disabled = false;
	var el = document.getElementById("other_Defect_Density");el.disabled = false;

	var el = document.getElementById("Defect_Size_1");		el.disabled = false;
	var el = document.getElementById("Defect_Size_2");		el.disabled = false;
	var el = document.getElementById("Defect_Size_3");		el.disabled = false;
	var el = document.getElementById("Defect_Size_4");		el.disabled = false;
	var el = document.getElementById("Defect_Size_other");	el.disabled = false;
	var el = document.getElementById("other_Defect_Size");	el.disabled = false;
}

function enableCopiesInspectionOptions() {
	var el = document.getElementById("Copies_Defect_Density_1");	el.disabled = false;
	var el = document.getElementById("Copies_Defect_Density_2");	el.disabled = false;
	var el = document.getElementById("Copies_Defect_Density_other");el.disabled = false;
	var el = document.getElementById("other_Copies_Defect_Density");el.disabled = false;

	var el = document.getElementById("Copies_Defect_Size_1");		el.disabled = false;
	var el = document.getElementById("Copies_Defect_Size_2");		el.disabled = false;
	var el = document.getElementById("Copies_Defect_Size_3");		el.disabled = false;
	var el = document.getElementById("Copies_Defect_Size_4");		el.disabled = false;
	var el = document.getElementById("Copies_Defect_Size_other");	el.disabled = false;
	var el = document.getElementById("other_Copies_Defect_Size");	el.disabled = false;
}

function checkInput() {

	var errorstring = "";
	var errors = 0;
	var quoteform = document.getElementById("quoteform");


	/*
	if ( ((quoteform.min_strukturbreite[0].checked == false) &&
		(quoteform.min_strukturbreite[1].checked == false) &&
		(quoteform.min_strukturbreite[2].checked == false) &&
		(quoteform.min_strukturbreite[3].checked == false) &&
		(quoteform.min_strukturbreite[4].checked == false)) || ((quoteform.min_strukturbreite[4].checked == true) && (quoteform.min_strukturbreite_anders.value==''))  ) {
		errors++;
		errorstring += "- Minimale Strukturbreite \n";
	}

	if ( ((quoteform.breitentoleranz[0].checked == false) &&
		(quoteform.breitentoleranz[1].checked == false) &&
		(quoteform.breitentoleranz[2].checked == false) &&
		(quoteform.breitentoleranz[3].checked == false) &&
		(quoteform.breitentoleranz[4].checked == false)) || ((quoteform.breitentoleranz[4].checked == true) && (quoteform.breitentoleranz_anders.value==''))  ) {
		errors++;
		errorstring += "- Breitentoleranz \n";
	}

	if ( ((quoteform.defektdichte[0].checked == false) &&
		(quoteform.defektdichte[1].checked == false) &&
		(quoteform.defektdichte[2].checked == false) &&
		(quoteform.defektdichte[3].checked == false)) || ((quoteform.defektdichte[3].checked == true) && (quoteform.defektdichte_anders.value==''))  ) {
		errors++;
		errorstring += "- Defektdichte \n";
	}

	if ( ((quoteform.datenformat[0].checked == false) &&
		(quoteform.datenformat[1].checked == false) &&
		(quoteform.datenformat[2].checked == false)) || ((quoteform.datenformat[2].checked == true) && (quoteform.datenformat_anders.value==''))  ) {
		errors++;
		errorstring += "- Datenformat \n";
	}

	if ( ((quoteform.maskenformat[0].checked == false) &&
		(quoteform.maskenformat[1].checked == false) &&
		(quoteform.maskenformat[2].checked == false) &&
		(quoteform.maskenformat[3].checked == false) &&
		(quoteform.maskenformat[4].checked == false) &&
		(quoteform.maskenformat[5].checked == false) &&
		(quoteform.maskenformat[6].checked == false) &&
		(quoteform.maskenformat[7].checked == false)) || ((quoteform.maskenformat[7].checked == true) && (quoteform.maskenformat_anders.value==''))  ) {
		errors++;
		errorstring += "- Maskenformat \n";
	}

	if ( (quoteform.material[0].checked == false) &&
		(quoteform.material[1].checked == false) ) {
		errors++;
		errorstring += "- Datenformat \n";
	}
	*/
	
	
	if ( ( 	(quoteform.Mask_Type[0].checked == false) &&
		(quoteform.Mask_Type[1].checked == false) &&
		(quoteform.Mask_Type[2].checked == false) &&
		(quoteform.Mask_Type[3].checked == false) ) ||
		((quoteform.Mask_Type[3].checked == true) && (quoteform.other_Mask_Type.value=='') ) ) {
		errors++;
		errorstring += "- Mask type \n";
	}	
	
	
	
	if (quoteform.Name.value == '') {
		errors++;
		errorstring += "- Your Name\n";
	}

	if ((quoteform.Phone_Nr.value == '')&&(quoteform.Fax_Nr.value == '')&&(quoteform.EMail_Address.value == '')) {
		errors++;
		errorstring += "- Phone Nr., Fax Nr. or E-Mail Address (so we can contact you)\n";
	}

	if (quoteform.EMail_Address.value != '') {
			var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
			if (filter.test(quoteform.EMail_Address.value)) {
				// ...
			} else {
				errors++;
				errorstring += "- valid E-Mail Address";
			}
	}

	if (errors) {
		if (errors==1) {
			alert("Please fill in at least the following field:\n\n"+	errorstring);
		} else {
			alert("Please fill in at least the following fields:\n\n"+	errorstring);
		}
		return false;
	}
	return true;

}

function emailOnClick(el) {
	if ((quoteform.EMail_Address.value=='')&&(el.checked==true)) { alert ('Bitte geben Sie Ihre E-Mail Adresse an, um eine Kopie der Angebotsanfrage zu erhalten!');  quoteform.EMail_Address.focus(); } 
}