function validchars(fldname,sts,msg)
{var fldlen=document.getElementById(fldname).value.length;var chksts=sts;if(chksts=="genchars")
{var ichars="@$%^*+=\\{}|<>";}
else if(chksts=="mailchars")
{var ichars="!$#%^&*()+=[]\\\':,/{}|\":<>?";}
else if(chksts=="phonechars")
{var ichars="!@$#%^&*()+=[]\\\':,.{}|\":<>?abcdeghijklmnopqrstuvwxyzABCDEGHIJKLMNOPQRSTUVWXYZ";}
for(var i=0;i<document.getElementById(fldname).value.length;i++)
{if(ichars.indexOf(document.getElementById(fldname).value.charAt(i))!=-1)
{alert(msg+" contain invalid characters");document.getElementById(fldname).focus();return false;}}}
function chkspc(cntrl)
{var spchars;var spcsts;var len=document.getElementById(cntrl).value.length-1;spchars=" ";spcsts="f";if(spchars.indexOf(document.getElementById(cntrl).value.charAt(0))!=-1)
{spcsts="t";alert("Spaces are not allowed in the first place");}
else if(spchars.indexOf(document.getElementById(cntrl).value.charAt(len))!=-1)
{spcsts="t";alert("Spaces are not allowed in the last place");}
if(spcsts=="t")
{document.getElementById(cntrl).focus();return false;}}
var reEmail=/^[A-Za-z0-9]+([_.-][A-Za-z0-9]+)*@[A-Za-z0-9]+([_.-][A-Za-z0-9]+)*.([A-Za-z]){2,4}$/i;function echeck(strValue)
{return reEmail.test(strValue);}
function validata()
{if(document.fm1.name.value=="")
{alert("Name can't be blank");document.fm1.name.focus();return false}
if(document.fm1.company.value=="")
{alert("Company can't be blank");document.fm1.company.focus();return false}
if(document.fm1.phone.value=="")
{alert("Phone number can't be blank");document.fm1.phone.focus();return false}
else if(document.fm1.phone.value!="")
if(chkspc("phone")==false||validchars("phone","phonechars","Phone")==false)
{return false}
if(document.fm1.email.value=="")
{alert("Email ID can't be blank");document.fm1.email.focus();return false}
else
{if(document.fm1.email.value!="")
if(chkspc("email")==false||validchars("email","mailchars","Email")==false)
{return false}
if(echeck(document.fm1.email.value)==false)
{alert("Enter a valid email id");document.fm1.email.focus();return false}}
if(document.fm1.cmnt.value=="")
{alert("Requirements can't be blank");document.fm1.cmnt.focus();return false}
return true}
function signupvali()
{if(document.fm1.name.value=="")
{alert("Name can't be blank");document.fm1.name.focus();return false}
if(document.fm1.company.value=="")
{alert("Company can't be blank");document.fm1.company.focus();return false}
if(document.fm1.email.value=="")
{alert("Email ID can't be blank");document.fm1.email.focus();return false}
else
{if(document.fm1.email.value!="")
if(chkspc("email")==false||validchars("email","mailchars","Email")==false)
{return false}
if(echeck(document.fm1.email.value)==false)
{alert("Enter a valid email id");document.fm1.email.focus();return false}}
if(document.fm1.phone.value=="")
{alert("Phone number can't be blank");document.fm1.phone.focus();return false}
else if(document.fm1.phone.value!="")
if(chkspc("phone")==false||validchars("phone","phonechars","Phone")==false)
{return false}
if(document.fm1.cmnt.value=="")
{alert("Requirements can't be blank");document.fm1.cmnt.focus();return false}
if(document.fm1.tc.checked==false)
{alert("Please select the checkbox and click Signup now.");document.fm1.tc.focus();return false}
return true}