function displayError ( basename )
{
	eval ( "labelE=document.getElementById('label_"+basename+"');" );
	
	if ( labelE )
	{
		labelE.style.color = '#FF0000';
	}		
}

function hideError ( basename )
{
	eval ( "labelE=document.getElementById('label_"+basename+"');" );
	
	if ( labelE )
	{
		labelE.style.color = '#000000';
	}	
}

function check_input ( formname , basename )
{
	if ( !checkComplete ( formname , basename ) )
	{
		displayError ( basename  );
		return false;
	}

	return true;
}

function checkComplete ( formname , varname )
{

	eval( "el=document." + formname + "." + varname + ";" );
	
	switch(el.type)
	{
		case 'select-one':
				if(el.value==0)
					return false;
			break;
		
		case 'text':
				if(clean(el.value)=='')
					return false;				
			break;
		
		case 'checkbox':
				return el.checked;
			break;
		
		case 'textarea':
				if(clean(el.value)=='')
					return false;		
			break;
		
		default:
				eval('lengthVar=document.submitdata.'+varname+'.length');
				if(lengthVar>1)
				{
					ct=0;
					for (var i = 0; i < lengthVar; i++) 
					{
						eval('variable=document.submitdata.'+varname+'['+i+']');
						if (variable.checked) ct++;
					}

					if(ct>0)
					{
						return true;
					}
					else
					{
						return false;
					}
				}
				else
				{
					alert('Unknown type:'+varname+' '+el.name+' '+el.type);
					return false;
				}	
			break;
	}

		
	
	return true;
}


function ver_email (emailStr) 
{
	var checkTLD=0;
	var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;
	var emailPat=/^(.+)@(.+)$/;
	var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";
	var validChars="\[^\\s" + specialChars + "\]";
	var quotedUser="(\"[^\"]*\")";
	var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;
	var atom=validChars + '+';
	var word="(" + atom + "|" + quotedUser + ")";
	var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
	var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");
	var matchArray=emailStr.match(emailPat);
	
	if (matchArray==null) 
	{
		return false;
	}
	var user=matchArray[1];
	var domain=matchArray[2];

	for (i=0; i<user.length; i++) 
	{
		if (user.charCodeAt(i)>127) 
		{
			return false;
		}
	}
	
	for (i=0; i<domain.length; i++) 
	{
		if (domain.charCodeAt(i)>127) 
		{
			return false;
		}
	}

	if (user.match(userPat)==null) 
	{
		return false;
	}

	var IPArray=domain.match(ipDomainPat);
	if (IPArray!=null) 
	{

		for (var i=1;i<=4;i++) 
		{
			if (IPArray[i]>255) 
			{
				return false;
			}
		}
		return true;
	}
	 
	var atomPat=new RegExp("^" + atom + "$");
	var domArr=domain.split(".");
	var len=domArr.length;
	for (i=0;i<len;i++) 
	{
		if (domArr[i].search(atomPat)==-1) 
		{
			return false;
		}
	}

	if (checkTLD && domArr[domArr.length-1].length!=2 && domArr[domArr.length-1].search(knownDomsPat)==-1) 
	{
		return false;
	}

	if (len<2) 
	{
		return false;
	}

	return true;
}


function clean(str)
{
	str=str.replace(/\n/gi,"");	
	str=str.replace(/\r/gi,"");
	
	return Trim(str);
}

function Trim(TRIM_VALUE)
{
	if(TRIM_VALUE.length < 1)
	{
		return"";
	}
	
	TRIM_VALUE = RTrim(TRIM_VALUE);
	TRIM_VALUE = LTrim(TRIM_VALUE);

	if(TRIM_VALUE=="")
	{
		return "";
	}
	else
	{
		return TRIM_VALUE;
	}
} 

function RTrim(VALUE)
{
	var w_space = String.fromCharCode(32);
	var v_length = VALUE.length;
	var strTemp = "";
	if(v_length < 0)
	{
		return"";
	}
	var iTemp = v_length -1;

	while(iTemp > -1)
	{
		if(VALUE.charAt(iTemp) == w_space)
		{
		}
		else
		{
			strTemp = VALUE.substring(0,iTemp +1);
		break;
		}
		
		iTemp = iTemp-1;
	}
	
	return strTemp;
	
}

function LTrim(VALUE)
{
	var w_space = String.fromCharCode(32);
	if(v_length < 1)
	{
		return"";
	}
	var v_length = VALUE.length;
	var strTemp = "";

	var iTemp = 0;

	while(iTemp < v_length)
	{
		if(VALUE.charAt(iTemp) == w_space)
		{
		}
		else
		{
			strTemp = VALUE.substring(iTemp,v_length);
			break;
		}
		iTemp = iTemp + 1;
	}
	return strTemp;
}