function isEmail(str) {
  var supported = 0;
  if (window.RegExp) {var tempStr = "a", tempReg = new RegExp(tempStr); if (tempReg.test(tempStr)){supported = 1;};}
  if (!supported)
    return (str.indexOf(".") > 2) && (str.indexOf("@") > 0);
  var r1 = new RegExp("(@.*@)|(\\.\\.)|(@\\.)|(^\\.)");
  var r2 = new RegExp("^.+\\@(\\[?)[a-zA-Z0-9\\-\\.]+\\.([a-zA-Z]{2,3}|[0-9]{1,3})(\\]?)$");
  return (!r1.test(str) && r2.test(str));
}

function CheckForm(){
 var ltrs=new String(" abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZÃÇÈÊËÌÍÎÏÐÑÒÓÔÕÖØÙÚÛÝÞßáãäåæíÁÆÄÉìÅÂ-");
  var emchrs=new String(" abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-_.@");
  var nmbs=new String("0123456789-+"), a, b=6, x, y, z, err=0, i;
  if(document.forms[0].elements[0].value.length==0){alert ("Please enter your name"); document.forms[0].elements[0].focus(); return false;};
  for(x=0; x<document.forms[0].elements[0].value.length; x++){ z=0; for(y=0; y<ltrs.length; y++){if(document.forms[0].elements[0].value.charAt(x)==

ltrs.charAt(y)){z=1;};}; if(z==0){err=err+1;};}
  if (err>0){alert ("Name should not contain numbers"); document.forms[0].elements[0].focus(); document.forms[0].elements[0].select(); return false; 

err=0;}
  if (document.forms[0].elements[1].value.length==0){alert ("Please enter your email"); document.forms[0].elements[1].focus(); return false;}
  for (x=0; x<document.forms[0].elements[2].value.length; x++){ z=0; for (y=0; y<emchrs.length; y++){if (document.forms[0].elements[2].value.charAt(

x)==emchrs.charAt(y)){z=1;}}; if(z==0){err=err+1;}}
  if (err>0 || !(isEmail(document.forms[0].elements[1].value))){alert ("Email address is not correct"); document.forms[0].elements[1].focus(); document.

forms[0].elements[1].select(); return false; err=0;}
    if (document.forms[0].elements[5].value=="none"){alert ("ÇáÑÌÇÁ ÇÎÊíÇÑ ÇáÈáÏ ãä ÇáÞÇÆãÉ"); document.forms[0].elements[5].focus(); return false;}
    if (document.forms[0].elements[6].value=="none"){alert ("ÇáÑÌÇÁ ÅÎÊíÇÑ äæÚ ÇáãäÊÌ"); document.forms[0].elements[6].focus(); return false;}
  for (x=0; x<document.forms[0].elements[4].value.length; x++){
  	z=0;
  	for (y=0; y<nmbs.length; y++){
  	if (document.forms[0].elements[4].value.charAt(x)==nmbs.charAt(y)){z=1;}
  	 };
  	if(z==0){err=err+1;}
   }
      
   if (document.forms[0].elements[3].value.length==0){alert("Please enter message"); document.forms[0].elements[3].focus(); return false;}
}