function imgSwap(lgImgId, smImgId) {
	 var lgImg 	= document.getElementById(lgImgId);
	 var smImg 	= document.getElementById(smImgId);
	 var tmpSrc = '';
	 
	 if(lgImg.oldSwapId!=undefined && lgImg.oldSwapId==smImgId) {
		 tmpSrc 			= lgImg.src;
		 lgImg.src 			= smImg.src;
		 smImg.src			= tmpSrc;
		 lgImg.oldSwapId 	= '';
		 smImg.className 	= '';
		 return true;
	 } else if(lgImg.oldSwapId!=undefined && lgImg.oldSwapId.length>0) {
		 var oldSmImg 		= document.getElementById(lgImg.oldSwapId);
		 oldSmImg.className = '';
		 tmpSrc 			= oldSmImg.src;
		 oldSmImg.src 		= lgImg.src;
		 lgImg.src 			= tmpSrc;
	 }
	 
	 tmpSrc 	= lgImg.src;
	 lgImg.src 	= smImg.src;
	 smImg.src	= tmpSrc;
	 
	 lgImg.oldSwapId = smImgId;
	 smImg.className = 'imgContainer_selTransImg';
}

function MM_validateForm() { //v4.0
  if (document.getElementById){
    var i,p,q,nm,test,num,min,max,errors='',args=MM_validateForm.arguments;
    for (i=0; i<(args.length-2); i+=3) { test=args[i+2]; val=document.getElementById(args[i]);
      if (val) { nm=val.name; if ((val=val.value)!="") {
        if (test.indexOf('isEmail')!=-1) { p=val.indexOf('@');
          if (p<1 || p==(val.length-1)) errors+='- '+nm+' must contain an e-mail address.\n';
        } else if (test!='R') { num = parseFloat(val);
          if (isNaN(val)) errors+='- '+nm+' must contain a number.\n';
          if (test.indexOf('inRange') != -1) { p=test.indexOf(':');
            min=test.substring(8,p); max=test.substring(p+1);
            if (num<min || max<num) errors+='- '+nm+' must contain a number between '+min+' and '+max+'.\n';
      } } } else if (test.charAt(0) == 'R') errors += '- '+nm+' is required.\n'; }
    } if (errors) alert('The following error(s) occurred:\n'+errors);
    document.MM_returnValue = (errors == '');
} }