
<!--- validation for check login page Start --->

function chkLogin(form)
{
     var uname=form.txtUsername.value;	 
	 var password=form.txtPassword.value;
	 
	if(uname=="")
	 {	  inlineMsg('txtUsername','Please ! Enter Username.',2);      		return false;	 }
	if(password == "")
	 {	  inlineMsg('txtPassword','Please ! Enter password.',2);      		return false;	 }
}

<!--- validation for check login page End --->



<!--- validation for register  page Start --->

function chkRegister()
{
	
		var txtyourname=document.regFrm.txtyourname.value;	 
		var txtAddress=document.regFrm.txtAddress.value;
		var txt_country=document.regFrm.txt_country.value;
		var state=document.regFrm.state.value;
		var cboCity=document.regFrm.cboCity.value;
		var txtZip=document.regFrm.txtZip.value;
		var txtPhone=document.regFrm.txtPhone.value;
		var txtEmail=document.regFrm.txtEmail.value;
		var txtusername=document.regFrm.txtusername.value;
		var txt_password=document.regFrm.txt_password.value;
		var txt_cpassword=document.regFrm.txt_cpassword.value;
        var pnumber = /^[0-9]+$/;
	    var emailRegex = /^[\w-\.]+@([\w-]+\.)+[\w-]{2,4}$/;
	  

			if(txtyourname=="")
			{
				
			inlineMsg('txtyourname','Please ! Enter Your Name.',2);  
			return false;
			}
			
			if(txtyourname.length<5)
			{
			inlineMsg('txtyourname','Please Enter  Your Name Minimum 5 characters',2);
			return false;
			} 
			if(txtyourname.length>20)
			{
			inlineMsg('txtyourname','Please Enter  Your Name  Maximum 20 characters',2);
			return false;
			}
			if(txtAddress=="")
			{	  inlineMsg('txtAddress','Please ! Enter Address.',2);      		return false;	 }
			
			if(txtAddress.length<5)
			{
			
			inlineMsg('txtAddress','Please Enter  Address Minimum 5 characters',2); return false;
			}
			
			if(txtAddress.length>20)
			{
			inlineMsg('txtAddress','Please Enter  Address Maximum 20 characters',2);
			return false;
			}
			
			if(txt_country=="1")
			{	
			inlineMsg('txt_country','Please ! Select Country.',2);   
			return false;	 }
			
			if(state=="1")
			{	
			inlineMsg('state','Please ! Select State.',2);   
			return false;
			}
			
			if(cboCity=="")
			{	
			inlineMsg('cboCity','Please ! Select City.',2);   
			return false;
			}
			if(txtZip=="")
			{	
			inlineMsg('txtZip','Please ! Enter Zip Code.',2);   
			return false;
			}
	        
	          if(txtPhone=="")
			{	
			inlineMsg('txtPhone','Please ! Enter Phone Number.',2);   
			return false;
			}
			 if(!txtPhone.match(pnumber)) 
    	    {
           inlineMsg('txtPhone','Please Enter  Number Only.',2);
           return false;
           } 
           
			
			if(txtEmail=="")
			{
			inlineMsg('txtEmail','Please Enter Email ID',2);
			return false;
			}	
			
			if(!txtEmail.match(emailRegex)) 
			{
			inlineMsg('txtEmail','Please Enter  Valid Email ID.',2);
			return false;
			} 

			
			if(txtusername=="")
			{	
			inlineMsg('txtusername','Please ! Enter User Name.',2);  
			return false;
			}
			
			if(txtusername.length<5)
			{
			inlineMsg('txtusername','Please Enter  User Name Minimum 5 characters',2);
			return false;
			} 
			if(txtusername.length>20)
			{
			inlineMsg('txtusername','Please Enter  User Name  Maximum 20 characters',2);
			return false;
			}
		
			
			if(txt_password=="")
			{
			inlineMsg('txt_password','Please Enter Password',2);
			return false;
			}
			
			if(txt_password.length<5)
			{
			inlineMsg('txt_password','Please Enter Password Minimum 5 characters',2);
			return false;
			}
			
			if(txt_password.length>20)
			{
			inlineMsg('txt_password','Please Enter Password Maximum 20 characters',2);
			return false;
			}

		 
			if(txt_cpassword=="")
			{
			inlineMsg('txt_cpassword','Please Enter ConfirmPassword',2);
			return false;
			}	
			
			if(txt_cpassword!=txt_password)
			{
			inlineMsg('txt_cpassword','Please Enter ConfirmPassword and Password Should Same',2);
			return false;
			}	



return true;	 
}
<!--- validation for register  page End --->