// JavaScript Document

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 checkMail(x)
{
	var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	if (filter.test(x)){
		 return true;
	}else{ 
		return false;
	}
}

		
	function comprovaForm(){
			var c_p=0;
			var c_t=0;
			var c_a=0;

			if(!document.getElementById('p').value)//Validem el camp paragraf
			{ 
				document.getElementById('loading0').className='loading_show';
				document.getElementById('err').innerHTML=lang['persona_no_valid'];
			}else{
				c_p=1;
				document.getElementById('loading0').className='loading_hide';
			}



			if(!document.getElementById('t').value) //Validem el camp telefon
			{
				document.getElementById('loading1').className='loading_show';
				document.getElementById('err').innerHTML=lang['telefon_no_buit'];
			}
			else
			{
				if
				(!IsNumeric(document.getElementById('t').value)){
					document.getElementById('loading1').className='loading_show';
					document.getElementById('err').innerHTML=lang['telefon_no_valid'];
				}
				else
				{
					c_t=1;
					document.getElementById('loading1').className='loading_hide';
				}

			}


			if(!document.getElementById('a').value) //validem el camp adreça
			{ 
				document.getElementById('loading2').className='loading_show';
				document.getElementById('err').innerHTML=lang['mail_null'];
			}
			else
			{
				if(checkMail(document.getElementById('a').value)){
					c_a=1;
					document.getElementById('loading2').className='loading_hide';
				}
				else
				{
					document.getElementById('loading2').className='loading_show';
					document.getElementById('err').innerHTML=lang['mail_no_valid'];		
				}
			}

			if((c_p==1)&&(c_a==1)&&(c_t==1)) //TOT OK
			{ 
				document.getElementById('err').innerHTML='';		
				document.getElementById('err').innerHTML=lang['enviat_ok'];
				document.getElementById('err').className='titol_ok';
								
			}
			else
			{
				return false;

			}

	}