// JavaScript Document
/*Created by anshu*/

function contactus()
{


var name           = trim(document.getElementById('name').value);
var email          = trim(document.getElementById('email').value);
var contact        = trim(document.getElementById('contact').value);
var enquiry_detail = trim(document.getElementById('enquiry_detail').value);
var mob_no = trim(document.getElementById('mob_no').value);

var enquiry_types = document.getElementById('enquiry_types').value;

   var flag = 1;

	if(name=="")
	{
		document.getElementById('name').className = "contact_error_border";
		flag=0;
	}
	else if(!Isstring(name))
	{
		document.getElementById('name').className = "contact_error_border";
		flag=0;
	}
	else
	{
	document.getElementById('name').className = "contact_border";
	}
	if (contact=="" || contact.length  < 6)
	{
		document.getElementById('contact').className = "contact_error_border";
		flag=0;
	}
	
	else
	{
		document.getElementById('contact').className = "contact_border";
	}


if(email=="")
		{
			document.getElementById('email').className = "contact_error_border";
		    flag=0;
		}
		else
		{		
			var temp=0;
			temp = echeck(email);			
			if(temp==0)
			{
				document.getElementById('email').className = "contact_error_border";
				flag=0;
			}
			else
			{
			document.getElementById('email').className = "contact_border";
			}
		}

    if(enquiry_detail=="")
	{  
		document.getElementById('enquiry_detail').className = "contact_error_border";
		flag=0;
	}
	else
	{
	    document.getElementById('enquiry_detail').className = "contact_border";
	}	
	if(enquiry_types=="")
	{  
		document.getElementById('enquiry_types').className = "contact_error_border";
		flag=0;
	}
	else
	{
	    document.getElementById('enquiry_types').className = "contact_border";
	}	
	
	 if(mob_no!="")
	{
		if((isNaN(mob_no)) || (mob_no.length  < 6))
		{
		document.getElementById('mob_no').className = "contact_error_border";
		flag=0;
		}
		else
		{
	    document.getElementById('mob_no').className = "contact_border";
		}
	}
	else
	{
	    document.getElementById('mob_no').className = "contact_border";
	}	

	

if(flag==0)
	{
		return false;
	}
	else
	{
		return true;
	}	
	
}




function trim(s) 
{
		   var temp = s;
	   return temp.replace(/^\s+/,'').replace(/\s+$/,'');
}

function Isstring(strings)
										 //  check for valid  name	
 {
   var strValidChars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWX YZ";
   var strChar;
   var blnResult = true;
   
	
      															//  test strString consists of valid characters listed above
   for (i = 0; i < strings.length && blnResult == true; i++)
   {
      strChar = strings.charAt(i);
      if (strValidChars.indexOf(strChar) == -1)
         {
        	 blnResult = false;
         }
   }
   return blnResult;
   
}
	
function echeck(str)
	 {

		var flag =1;
		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		
		if (str.indexOf(at)==-1)
		{
		   
		   flag=0;
		  // alert(1);
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   
		   flag=0;
		//alert(2);
		   
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    
		    flag=0;
			//alert(3);
		}

		 if (str.indexOf(at,(lat+1))!=-1)
		 {
		    
		    flag=0;
			//alert(4);
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		     flag=0;
			 //alert(5);
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    
		    flag=0;
			//alert(6);
		 }
		
		 if (str.indexOf(" ")!=-1){
		    
		    flag=0;
			//alert(7);
		 }

 		//alert(flag);
		return flag;
	
	}