function validform1()
{
	
		if(document.form1.name.value == "")
		{
			alert("Please Enter the Name");
			document.form1.name.focus();
			return false;
		}
		if(document.form1.company.value == "")
		{
			alert("Please Enter the Company Name");
			document.form1.company.focus();
			return false;
		}
		if(echeck(document.form1.email.value)==false)
		{
			document.form1.email.focus();
			return false;
		}
		if((document.form1.phone.value)=="")
		{
			alert("Please Enter the Contact No");
			document.form1.phone.focus();
			return false;
		}
		else 
		{
			if(isNaN(document.form1.phone.value))
			{
			alert("Please Enter Valid Contact No");
			document.form1.phone.focus();
			return false;
			}
			else
			{
			
					if(document.form1.phone.value.length < 10)
					{
						alert("Please Enter Valid Contact No");
						document.form1.phone.focus();
						return false;
					}
			}
		
		}
	
}


function echeck(str) 
{

		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1)
		{
		   alert("Invalid E-mail ID")
		   return false
		}
		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Invalid E-mail ID")
		   return false
		}
		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    alert("Invalid E-mail ID")
		    return false
		}
		 if (str.indexOf(at,(lat+1))!=-1){
		    alert("Invalid E-mail ID")
		    return false0
		 }
		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    alert("Invalid E-mail ID")
		    return false
		 }
		 if (str.indexOf(dot,(lat+2))==-1){
		    alert("Invalid E-mail ID")
		    return false
		 }		
		 if (str.indexOf(" ")!=-1){
		    alert("Invalid E-mail ID")
		    return false
		 }
 		 return true
}